LPC2210FBD144/01 - ARM7TDMI-S 75MHz ROMless MCU 144-LQFP | NXP
MPN: LPC2210FBD144/01 ✓ Hoạt độngLPC2210FBD144/01 Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory, peripherals, and I/O on one die. The LPC2210 belongs to the ARM7 family of microcontrollers, which falls under the broader hierarchy of microcontrollers -> embedded processors -> integrated circuits -> semiconductors. ROMless variants like the LPC2210 are designed for systems that require large external memories (SRAM, SDRAM, NOR flash) and deterministic boot behavior, common in industrial control, point-of-sale, and medical systems where code size exceeds what on-chip flash can offer.
Key features include an 8-channel 10-bit ADC with conversion time as low as 2.44 us, four 32-bit timers with capture/compare, six PWM outputs, a Real-Time Clock (RTC) with separate power domain, two UARTs, two I2C buses, an SPI interface, and a USB 2.0 Full-Speed Device port. The device provides up to 76 GPIOs depending on bus configuration, nine external interrupt pins, and a 16-bit external memory controller supporting SRAM, ROM, NOR flash, and SDRAM. Operating voltage is 1.8V core / 3.3V I/O, with industrial temperature grade (-40C to +85C).
Architecturally, the LPC2210 uses a von Neumann single-bus design with the ARM7TDMI-S core, a low-latency Vectored Interrupt Controller (VIC) supporting up to 32 vectored IRQ slots, and the AMBA AHB peripheral bus. The 10-bit successive-approximation ADC is augmented with on-chip op-amp buffering capability on some channels. The integrated PLL allows the device to run from a low-frequency crystal while generating the high-speed internal clock.
Typical applications include industrial control and PLCs, medical instrumentation, point-of-sale terminals, access control, gateway and protocol converter designs, and embedded control where large external flash is required for firmware storage. The wide GPIO count and rich peripheral set also make it suitable for printer controllers and HVAC interfaces.
When designing with the LPC2210FBD144/01, an external boot memory is mandatory because the device is ROMless - the vector fetch on reset is performed from external CS0. Ensure the external memory interface is correctly wired and that bus-cycle timing matches the chosen SRAM/SDRAM speed grade. Power-rail decoupling (100 nF + 10 uF near each supply pin) is required for clean ADC operation.
This page synthesizes NXP datasheet parameters, distributor pricing, drop-in /01-suffix alternatives, and practical PCB design notes not consolidated in a single place elsewhere on the web.
Bộ thay thế dễ dàng lắp đặt cho LPC2210FBD144/01 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
LPC2220FBD144/01
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LPC2210FBD144/01,5
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LPC2210FBD144/01K
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LPC2214FBD144/01
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LPC2290FBD144/01
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LPC2292FBD144/01
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LPC2210FBD144/01 Tỷ lệ tối đa & tính chất điện
| Core | ARM7TDMI-S (16/32-bit) |
| Maximum CPU Clock | 75 MHz |
| Program Memory | ROMless (external memory interface required) |
| Hộp | 144-pin LQFP (20x20 mm, FBD144) |
| Supply Voltage (Core) | 1.8 V |
| Supply Voltage (I/O) | 3.3 V |
| ADC | 10-bit, 8 channels |
| ADC Conversion Time | 2.44 us minimum |
| GPIO Count | Up to 76 (bus-config dependent) |
| 32-bit Timers | 4 (with capture/compare) |
| PWM Channels | 6 |
| UART | 2 |
| I2C | 2 (Fast-mode 400 kHz) |
| SPI | 1 |
| USB | USB 2.0 Full-Speed Device |
| External Interrupts | 9 pins |
| External Memory Controller | 16-bit, supports SRAM/ROM/NOR flash/SDRAM |
| Nhiệt độ hoạt động | -40C to +85C (industrial) |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
Cấu hình chân LPC2210FBD144/01
| Chân 1 | P0.23/AD0.3 — GPIO P0.23 / external address-data bus AD0 bit 3 |
| Chân 2 | P0.24/AD0.4 — GPIO P0.24 / external address-data bus AD0 bit 4 |
| Chân 3 | P0.25/AD0.5 — GPIO P0.25 / external address-data bus AD0 bit 5 |
| Chân 4 | P0.26/AD0.6 — GPIO P0.26 / external address-data bus AD0 bit 6 |
| Chân 5 | P0.27/AD0.7 — GPIO P0.27 / external address-data bus AD0 bit 7 |
| Chân 6 | VSS — Ground |
| Chân 7 | P0.28/AD0.8 — GPIO P0.28 / external address-data bus AD0 bit 8 |
| Chân 8 | P0.29/AD0.9 — GPIO P0.29 / external address-data bus AD0 bit 9 |
| Chân 9 | P0.30/AD0.10 — GPIO P0.30 / external address-data bus AD0 bit 10 |
| Chân 10 | P0.31/AD0.11 — GPIO P0.31 / external address-data bus AD0 bit 11 |
| Chân 11 | VDD(1V8) — Core 1.8V supply |
| Chân 12 | P1.0/CS0 — GPIO P1.0 / external chip-select 0 (typically boot CS) |
| Chân 13 | P1.1/CS1 — GPIO P1.1 / external chip-select 1 |
| Chân 14 | P1.2/CS2 — GPIO P1.2 / external chip-select 2 |
| Chân 15 | P1.3/CS3 — GPIO P1.3 / external chip-select 3 |
| Chân 16 | P1.4/BLS0 — GPIO P1.4 / external byte-lane select 0 |
| Chân 17 | P1.5/BLS1 — GPIO P1.5 / external byte-lane select 1 |
| Chân 18 | P1.6/BOOT0 — GPIO P1.6 / boot-mode select 0 |
| Chân 19 | P1.7/BOOT1 — GPIO P1.7 / boot-mode select 1 |
| Chân 20 | P1.8/AIN0 — GPIO P1.8 / ADC analog input 0 |
| Chân 21 | P1.9/AIN1 — GPIO P1.9 / ADC analog input 1 |
| Chân 22 | P1.10/AIN2 — GPIO P1.10 / ADC analog input 2 |
| Chân 23 | P1.11/AIN3 — GPIO P1.11 / ADC analog input 3 |
| Chân 24 | VSS — Ground |
| Chân 25 | P1.12/AIN4 — GPIO P1.12 / ADC analog input 4 |
| Chân 26 | P1.13/AIN5 — GPIO P1.13 / ADC analog input 5 |
| Chân 27 | P1.14/AIN6 — GPIO P1.14 / ADC analog input 6 |
| Chân 28 | P1.15/AIN7 — GPIO P1.15 / ADC analog input 7 |
| Chân 29 | VREF — ADC voltage reference |
| Chân 30 | VDDA — Analog 3.3V supply |
| Chân 31 | VSSA — Analog ground |
| Chân 32 | P0.0/TXD0 — GPIO P0.0 / UART0 transmit |
| Chân 33 | P0.1/RXD0 — GPIO P0.1 / UART0 receive |
| Chân 34 | P0.2/SCL0 — GPIO P0.2 / I2C0 clock |
| Chân 35 | P0.3/SDA0 — GPIO P0.3 / I2C0 data |
| Chân 36 | P0.4/SCK0 — GPIO P0.4 / SPI0 clock |
| Chân 37 | P0.5/MISO0 — GPIO P0.5 / SPI0 MISO |
| Chân 38 | P0.6/MOSI0 — GPIO P0.6 / SPI0 MOSI |
| Chân 39 | P0.7/SSEL0 — GPIO P0.7 / SPI0 slave-select |
| Chân 40 | P0.8/TXD1 — GPIO P0.8 / UART1 transmit |
| Chân 41 | P0.9/RXD1 — GPIO P0.9 / UART1 receive |
| Chân 42 | P0.10/SCL1 — GPIO P0.10 / I2C1 clock |
| Chân 43 | P0.11/SDA1 — GPIO P0.11 / I2C1 data |
| Chân 44 | VSS — Ground |
| Chân 45 | VDD(3V3) — I/O 3.3V supply |
| Chân 46 | P0.12/USB_D+ — GPIO P0.12 / USB D+ |
| Chân 47 | P0.13/USB_D- — GPIO P0.13 / USB D- |
| Chân 48 | P0.14/EINT1 — GPIO P0.14 / external interrupt 1 |
| Chân 49 | P0.15/EINT2 — GPIO P0.15 / external interrupt 2 |
| Chân 50 | P0.16/CAP0.0 — GPIO P0.16 / Timer0 capture 0 |
| Chân 51 | P0.17/CAP0.1 — GPIO P0.17 / Timer0 capture 1 |
| Chân 52 | P0.18/CAP0.2 — GPIO P0.18 / Timer0 capture 2 |
| Chân 53 | P0.19/MAT0.0 — GPIO P0.19 / Timer0 match 0 (PWM) |
| Chân 54 | P0.20/MAT0.1 — GPIO P0.20 / Timer0 match 1 (PWM) |
| Chân 55 | P0.21/MAT0.2 — GPIO P0.21 / Timer0 match 2 (PWM) |
| Chân 56 | P0.22/MAT0.3 — GPIO P0.22 / Timer0 match 3 (PWM) |
| Chân 57 | VDD(1V8) — Core 1.8V supply |
| Chân 58 | VSS — Ground |
| Chân 59 | P2.0/D0 — GPIO P2.0 / external data bus D0 |
| Chân 60 | P2.1/D1 — GPIO P2.1 / external data bus D1 |
| Chân 61 | P2.2/D2 — GPIO P2.2 / external data bus D2 |
| Chân 62 | P2.3/D3 — GPIO P2.3 / external data bus D3 |
| Chân 63 | P2.4/D4 — GPIO P2.4 / external data bus D4 |
| Chân 64 | P2.5/D5 — GPIO P2.5 / external data bus D5 |
| Chân 65 | P2.6/D6 — GPIO P2.6 / external data bus D6 |
| Chân 66 | P2.7/D7 — GPIO P2.7 / external data bus D7 |
| Chân 67 | P2.8/D8 — GPIO P2.8 / external data bus D8 |
| Chân 68 | P2.9/D9 — GPIO P2.9 / external data bus D9 |
| Chân 69 | P2.10/D10 — GPIO P2.10 / external data bus D10 |
| Chân 70 | P2.11/D11 — GPIO P2.11 / external data bus D11 |
| Chân 71 | P2.12/D12 — GPIO P2.12 / external data bus D12 |
| Chân 72 | P2.13/D13 — GPIO P2.13 / external data bus D13 |
| Chân 73 | VSS — Ground |
| Chân 74 | P2.14/D14 — GPIO P2.14 / external data bus D14 |
| Chân 75 | P2.15/D15 — GPIO P2.15 / external data bus D15 |
| Chân 76 | P3.0/A0 — GPIO P3.0 / external address bus A0 |
| Chân 77 | P3.1/A1 — GPIO P3.1 / external address bus A1 |
| Chân 78 | P3.2/A2 — GPIO P3.2 / external address bus A2 |
| Chân 79 | P3.3/A3 — GPIO P3.3 / external address bus A3 |
| Chân 80 | P3.4/A4 — GPIO P3.4 / external address bus A4 |
| Chân 81 | P3.5/A5 — GPIO P3.5 / external address bus A5 |
| Chân 82 | P3.6/A6 — GPIO P3.6 / external address bus A6 |
| Chân 83 | P3.7/A7 — GPIO P3.7 / external address bus A7 |
| Chân 84 | P3.8/A8 — GPIO P3.8 / external address bus A8 |
| Chân 85 | P3.9/A9 — GPIO P3.9 / external address bus A9 |
| Chân 86 | P3.10/A10 — GPIO P3.10 / external address bus A10 |
| Chân 87 | P3.11/A11 — GPIO P3.11 / external address bus A11 |
| Chân 88 | P3.12/A12 — GPIO P3.12 / external address bus A12 |
| Chân 89 | P3.13/A13 — GPIO P3.13 / external address bus A13 |
| Chân 90 | VSS — Ground |
| Chân 91 | P3.14/A14 — GPIO P3.14 / external address bus A14 |
| Chân 92 | P3.15/A15 — GPIO P3.15 / external address bus A15 |
| Chân 93 | P3.16/A16 — GPIO P3.16 / external address bus A16 |
| Chân 94 | P3.17/A17 — GPIO P3.17 / external address bus A17 |
| Chân 95 | P3.18/A18 — GPIO P3.18 / external address bus A18 |
| Chân 96 | P3.19/A19 — GPIO P3.19 / external address bus A19 |
| Chân 97 | P3.20/A20 — GPIO P3.20 / external address bus A20 |
| Chân 98 | P3.21/A21 — GPIO P3.21 / external address bus A21 |
| Chân 99 | P3.22/A22 — GPIO P3.22 / external address bus A22 |
| Chân 100 | P3.23/A23 — GPIO P3.23 / external address bus A23 |
| Chân 101 | VDD(3V3) — I/O 3.3V supply |
| Chân 102 | P3.24/OE — GPIO P3.24 / external bus output-enable |
| Chân 103 | P3.25/WE — GPIO P3.25 / external bus write-enable |
| Chân 104 | P3.26/CS0 — GPIO P3.26 / external bus chip-select 0 (mirror) |
| Chân 105 | P3.27/CS1 — GPIO P3.27 / external bus chip-select 1 (mirror) |
| Chân 106 | P3.28/CS2 — GPIO P3.28 / external bus chip-select 2 (mirror) |
| Chân 107 | P3.29/CS3 — GPIO P3.29 / external bus chip-select 3 (mirror) |
| Chân 108 | P3.30/BLS0 — GPIO P3.30 / external bus byte-lane select 0 (mirror) |
| Chân 109 | P3.31/BLS1 — GPIO P3.31 / external bus byte-lane select 1 (mirror) |
| Chân 110 | XTAL1 — Crystal oscillator input (1-25 MHz) |
| Chân 111 | XTAL2 — Crystal oscillator output |
| Chân 112 | VSS — Ground |
| Chân 113 | RTCX1 — RTC crystal oscillator input (32.768 kHz) |
| Chân 114 | RTCX2 — RTC crystal oscillator output |
| Chân 115 | VBAT — RTC battery supply |
| Chân 116 | RSTOUT — Reset output (mirrors external reset) |
| Chân 117 | RESET — External reset input (active low) |
| Chân 118 | P1.16/ENET_RX_CLK — GPIO P1.16 / Ethernet reference (reserved on LPC2210, used on LPC229x) |
| Chân 119 | P1.17 — GPIO P1.17 |
| Chân 120 | P1.18/USB_UP_LED — GPIO P1.18 / USB GoodLink LED |
| Chân 121 | P1.19 — GPIO P1.19 |
| Chân 122 | P1.20/DCD1 — GPIO P1.20 / UART1 DCD (modem) |
| Chân 123 | P1.21/RI1 — GPIO P1.21 / UART1 RI (modem) |
| Chân 124 | P1.22/DSR1 — GPIO P1.22 / UART1 DSR (modem) |
| Chân 125 | P1.23/DTR1 — GPIO P1.23 / UART1 DTR (modem) |
| Chân 126 | P1.24/RTS1 — GPIO P1.24 / UART1 RTS (modem) |
| Chân 127 | P1.25/CTS1 — GPIO P1.25 / UART1 CTS (modem) |
| Chân 128 | P1.26 — GPIO P1.26 |
| Chân 129 | P1.27 — GPIO P1.27 |
| Chân 130 | P1.28 — GPIO P1.28 |
| Chân 131 | P1.29 — GPIO P1.29 |
| Chân 132 | P1.30 — GPIO P1.30 |
| Chân 133 | P1.31 — GPIO P1.31 |
| Chân 134 | VDD(1V8) — Core 1.8V supply |
| Chân 135 | VSS — Ground |
| Chân 136 | JTAG test clock — JTAG test clock |
| Chân 137 | TMS — JTAG test mode select |
| Chân 138 | TDI — JTAG test data in |
| Chân 139 | TDO — JTAG test data out |
| Chân 140 | TRST — JTAG test reset |
| Chân 141 | RTCK — JTAG return test clock |
| Chân 142 | VDD(3V3) — I/O 3.3V supply |
| Chân 143 | P0.0/DBGEN — GPIO / boundary-scan enable (alternate function) |
| Chân 144 | P0.1/INT0 — GPIO / external interrupt 0 (alternate function) |
Ứng dụng tiêu biểu
LPC2210FBD144/01 phù hợp cho 6 Áp dụngs: Industrial Control and PLCs, Medical Instrumentation, Point-of-Sale Terminals, Access Control and Security Panels, Gateway and Protocol Converters, Embedded Printer and HVAC Controllers.
Industrial Control and PLCs
The LPC2210FBD144/01 fits industrial PLC and process-control designs thanks to its 75 MHz ARM7TDMI-S core, 4 32-bit timers, 6 PWM channels, 8-channel 10-bit ADC and up to 76 GPIOs. The wide GPIO and external memory interface support complex ladder-logic replacements and deterministic control loops, while the industrial -40C to +85C temperature rating lets the part survive cabinet environments. Compared with smaller Cortex-M parts, the LPC2210 offers the older ARM7 ecosystem with proven long-life-cycle firmware. Placed as the main CPU it can read sensor inputs via the ADC, drive motor outputs through PWM, and communicate with remote I/O over UART/I2C/SPI; the trade-off is higher power consumption than newer Cortex-M0 designs.
Được đề xuất
Medical Instrumentation
The LPC2210FBD144/01 supports medical instrument designs that require deterministic real-time behavior and external memory for large firmware/firmware-update images. The 10-bit ADC with 2.44 us conversion time is sufficient for low-bandwidth patient-monitoring signals such as temperature, pressure, and battery voltage, while the USB Full-Speed Device port enables tethered diagnostic connections. Its 1.8V core / 3.3V I/O dual-rail design simplifies analog front-end integration. Placed as the host controller, it can manage the LCD, keyboard, USB, and on-board sensors; the trade-off versus modern Cortex-M4F parts is the lack of a hardware FPU for DSP-style signal processing.
Được đề xuất
Point-of-Sale Terminals
The LPC2210FBD144/01 is well suited to POS terminal controllers because its 75 MHz ARM7 core can drive a graphical LCD, keypad, magnetic-stripe reader, and thermal printer all from a single chip. The external memory interface allows large bitmap buffers and multilingual firmware to be stored in parallel NOR flash, while USB Full-Speed Device enables PC connectivity. Compared with newer ARM Cortex parts, the LPC2210's mature toolchain and proven long-term supply make it attractive for low-risk POS designs. Placed as the main controller it runs the transaction logic, manages the printer, and drives the customer display; the trade-off is the older Thumb-only ARM7 ISA versus newer Cortex-M instruction set.
Được đề xuất
Access Control and Security Panels
The LPC2210FBD144/01 is a strong fit for access-control panels that require a large number of GPIOs for door sensors, keypads, and relay outputs, plus external flash for credential databases. The 10-bit ADC supports battery and tamper-line monitoring, while the RTC with separate power domain enables accurate time-stamping of events. Its industrial temperature rating allows deployment in unconditioned electrical closets. Placed as the panel controller, it manages Wiegand readers, strikes, and the RS-485 upstream bus; the trade-off versus newer parts is the absence of secure-boot hardware acceleration.
Được đề xuất
Gateway and Protocol Converters
The LPC2210FBD144/01 serves protocol-conversion gateways (Modbus to BACnet, M-Bus to Ethernet, etc.) because its mix of 2 UARTs, 2 I2C buses, and SPI can bridge multiple fieldbuses simultaneously. The external memory interface allows the gateway to buffer large protocol payloads, while the 75 MHz CPU can run a small RTOS for multi-protocol handling. Its industrial temperature range and long-life-cycle status make it a fit for 24/7 gateway deployments. Placed as the master it polls field devices on one bus and forwards data to a higher-level network; the trade-off is the absence of on-chip Ethernet MAC, requiring an external PHY.
Được đề xuất
Embedded Printer and HVAC Controllers
The LPC2210FBD144/01 supports embedded printer controllers and HVAC interfaces where its PWM outputs drive motors or fan speeds and its ADC reads temperature/pressure sensors. The external memory bus handles large font tables or lookup curves, while USB Full-Speed Device provides host connectivity. Its industrial temperature rating suits unconditioned mechanical enclosures. Placed as the system controller it sequences the print head steppers via PWM and reads environmental sensors via the ADC; the trade-off versus newer parts is the lack of a Cortex-M4 DSP extension for advanced motor-control algorithms.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho LPC2210FBD144/01 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | LPC2220FBD144/01 | LPC2210FBD144/01,5 | LPC2210FBD144/01K | LPC2214FBD144/01 | LPC2290FBD144/01 | LPC2292FBD144/01 |
|---|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | LQFP-144 (FBD144) 20x20 mm | LQFP-144 (FBD144) - same | LQFP-144 (FBD144) - same | LQFP-144 (FBD144) - same | LQFP-144 (FBD144) - same | LQFP-144 (FBD144) - same | LQFP-144 (FBD144) - same |
| Core | ARM7TDMI-S | ARM7TDMI-S | ARM7TDMI-S | ARM7TDMI-S | ARM7TDMI-S | ARM7TDMI-S | ARM7TDMI-S |
| Maximum Clock | 75 MHz | 75 MHz | 75 MHz | 75 MHz | 60 MHz | 60 MHz | 60 MHz |
| On-chip Flash | None (ROMless) | None (ROMless) | None (ROMless) | None (ROMless) | 128 KB | None (ROMless) | None (ROMless) |
| On-chip RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| External Memory Bus | 16-bit (SRAM/ROM/NOR flash/SDRAM) | 16-bit (SRAM/ROM/NOR flash/SDRAM) | 16-bit | 16-bit | 16-bit | 16-bit | 16-bit |
| CAN Bus | 0 | 0 (USB Host enabled instead) | 0 | 0 | 1 | 2 | 2 |
| USB | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device + Host | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device |
Bảo phân biệt quan trọng
- ROMless design with full 16-bit external memory bus (vsLPC2214FBD144/01)
- Industrial -40C to +85C temperature grade with proven long-term supply (vsLPC2220FBD144/01)
- Pinned-out 10-bit ADC on dedicated pins (vsLPC2290FBD144/01)
Ghi chú thiết kế
The LPC2210FBD144/01 is ROMless, so the external bus CS0 must contain a valid boot device at reset. A common pitfall is leaving CS0 floating or wired to a slow device that misses the first vector fetch - always place a 70 ns or faster parallel NOR flash on CS0 and verify the bus-width configuration matches the BOOT[1:0] pins. The /01 revision specifically corrected the early-revision errata on CS0 timing; if you must use a non-/01 device, consult the NXP errata sheet for the workaround.
The LPC2210FBD144/01 requires a clean 1.8V core rail and a 3.3V I/O rail; the internal LDO generates 1.8V from the 3.3V rail when configured. Per the NXP datasheet, place 100 nF decoupling capacitors on every VDD pin pair (1.8V and 3.3V) and a single 10 uF bulk capacitor near the package. For noisy industrial environments add a ferrite bead between the 3.3V regulator and the LPC2210 VDD pins to suppress switching-noise injection from external memory writes.
The 144-pin LQFP at 0.5 mm pitch is straightforward to route on a 4-layer PCB with continuous ground and power planes. Per NXP design guidance, keep the external data bus traces under 50 mm and use series 22-33 ohm source-impedance resistors on D[15:0] and A[23:0] to dampen ringing. Place the external SRAM/SDRAM no more than 25 mm from the package to maintain bus timing; route XTAL1/XTAL2 traces as short as possible with a ground guard ring to reduce EMI susceptibility.
The LPC2210 ADC achieves full 10-bit accuracy only when VREF is decoupled with a 100 nF + 10 uF capacitor pair and the analog ground (VSSA) is isolated from the digital ground with a ferrite or single-point bridge. For mixed-signal designs, route the analog AIN[7:0] traces away from the external data bus and PWM outputs, and avoid running them parallel for more than a few millimeters to prevent digital-to-analog crosstalk from corrupting ADC samples.
Thông tin tuân thủ
RoHS and REACH compliance per NXP product page. Industrial grade (-40C to +85C) - not AEC-Q100 qualified (consumer/industrial MC - not intended for automotive). Halogen-free status not specified in verified data.
