ADG2188BCPZ-RL7 - 8x8 Analog Crosspoint Switch | Analog Devices
MPN: ADG2188BCPZ-RL7 ✓ Hoạt độngADG2188BCPZ-RL7 Tóm tắt
An analog crosspoint switch is a type of analog switch array that allows any input to be connected to any output, enabling flexible signal routing without mechanical relays. It is a key building block in signal routing and switching systems, sitting between discrete analog switches and full digital crosspoint ICs in the signal chain hierarchy. The ADG2188's 8x8 matrix provides a balance of channel count and package size, making it suitable for dense PCB designs.
Key features include a low on-resistance of ohms, low leakage currents, and a wide operating voltage range. The I2C interface supports standard and full-speed modes, allowing easy integration with microcontrollers. The device also features a reset pin and address pins for multiple device configuration on the same bus. Its bidirectional architecture simplifies PCB layout by allowing rows and columns to be configured as inputs or outputs.
Technically, the ADG2188 uses CMOS technology to achieve low power consumption and high signal integrity. The unbuffered architecture preserves signal fidelity, making it ideal for precision analog applications. The device is specified over the industrial temperature range of -40°C to +125°C, ensuring reliable operation in harsh environments.
Typical applications include telecommunications switching, ultrasound imaging systems, audio routing, and automated test equipment. In ultrasound, the ADG2188 routes transducer signals to processing channels, while in audio, it enables flexible mixing and routing. Its low distortion and high bandwidth make it suitable for high-frequency signals.
When designing with the ADG2188, ensure proper decoupling on the supply pins and consider the on-resistance flatness for precision applications. The I2C address pins allow up to devices on a single bus, enabling large switch matrices.
Bộ thay thế dễ dàng lắp đặt cho ADG2188BCPZ-RL7 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
ADG2188BCPZ-REEL7
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADG2188BCPZ-HS-RL7
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADG2188YCPZ-REEL7
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADG5208BCPZ-RL7
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
ADG2108BCPZ-HS-RL7
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
ADG2188BCPZ-RL7 Tỷ lệ tối đa & tính chất điện
| Switch Configuration | 8x8 Crosspoint |
| Number of Channels | 64 |
| Giao diện | I2C |
| Khoảng nhiệt độ hoạt động | -40°C to +125°C |
| Hộp | 32-LFCSP-VQ (5x5 mm) |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Reset Pin | Yes |
Cấu hình chân ADG2188BCPZ-RL7
| Chân 1 | SDA — I2C data line |
| Chân 2 | SCL — I2C clock line |
| Chân 3 | A0 — Address bit 0 |
| Chân 4 | A1 — Address bit 1 |
| Chân 5 | A2 — Address bit 2 |
| Chân 6 | RESET — Active low reset |
| Chân 7 | VDD — Positive supply |
| Chân 8 | VSS — Negative supply or ground |
| Chân 9 | ROW0 — Row 0 switch terminal |
| Chân 10 | ROW1 — Row 1 switch terminal |
| Chân 11 | ROW2 — Row 2 switch terminal |
| Chân 12 | ROW3 — Row 3 switch terminal |
| Chân 13 | ROW4 — Row 4 switch terminal |
| Chân 14 | ROW5 — Row 5 switch terminal |
| Chân 15 | ROW6 — Row 6 switch terminal |
| Chân 16 | ROW7 — Row 7 switch terminal |
| Chân 17 | COL0 — Column 0 switch terminal |
| Chân 18 | COL1 — Column 1 switch terminal |
| Chân 19 | COL2 — Column 2 switch terminal |
| Chân 20 | COL3 — Column 3 switch terminal |
| Chân 21 | COL4 — Column 4 switch terminal |
| Chân 22 | COL5 — Column 5 switch terminal |
| Chân 23 | COL6 — Column 6 switch terminal |
| Chân 24 | COL7 — Column 7 switch terminal |
| Chân 25 | GND — Ground |
| Chân 26 | NC — No connect |
| Chân 27 | NC — No connect |
| Chân 28 | NC — No connect |
| Chân 29 | NC — No connect |
| Chân 30 | NC — No connect |
| Chân 31 | NC — No connect |
| Chân 32 | NC — No connect |
Ứng dụng tiêu biểu
ADG2188BCPZ-RL7 phù hợp cho 6 Áp dụngs: Telecommunications Switching, Ultrasound Imaging, Audio Routing, Automated Test Equipment, Video Signal Routing, Data Acquisition Systems.
Telecommunications Switching
The ADG2188BCPZ-RL7 is ideal for telecommunications switching systems where multiple analog signals need to be routed between line cards and processing units. Its 8x8 crosspoint architecture allows flexible connection of up to 64 channels, enabling efficient signal distribution. The I2C interface simplifies control from a central processor, and the low on-resistance ensures minimal signal attenuation. With a wide operating temperature range, it suits central office and base station environments. The device's bidirectional switches support both transmit and receive paths, reducing component count. Its compact LFCSP package saves board space in dense telecom equipment.
Được đề xuất
Ultrasound Imaging
In ultrasound systems, the ADG2188BCPZ-RL7 routes signals from transducer arrays to processing channels. Its 8x8 matrix provides 64 switch channels, allowing dynamic reconfiguration of the signal path. The low leakage and high bandwidth preserve the integrity of high-frequency ultrasound signals. The I2C interface enables rapid switching between transducer elements, essential for real-time imaging. The device's small package is ideal for portable ultrasound devices. Its wide supply range accommodates various analog front-end designs. The unbuffered architecture minimizes distortion, ensuring accurate image reconstruction.
Được đề xuất
Audio Routing
The ADG2188BCPZ-RL7 is well-suited for professional audio mixing consoles and routing matrices. Its 8x8 crosspoint allows any input to be routed to any output, enabling flexible signal patching. The low distortion and high signal-to-noise ratio ensure transparent audio quality. The I2C control interface integrates easily with digital audio processors. The device supports both single and dual supplies, accommodating various audio system architectures. Its compact size is beneficial for high-channel-count mixers. The bidirectional switches allow for both send and return paths, simplifying system design.
Được đề xuất
Automated Test Equipment
In ATE systems, the ADG2188BCPZ-RL7 provides flexible signal routing between test instruments and device-under-test (DUT) pins. Its 64 channels allow simultaneous connection of multiple test points. The low on-resistance and leakage ensure accurate measurements. The I2C interface enables fast reconfiguration for different test routines. The device's wide temperature range supports environmental testing. Its small package allows high-density test boards. The bidirectional switches facilitate both stimulus and measurement paths, reducing external relay count.
Được đề xuất
Video Signal Routing
The ADG2188BCPZ-RL7 can route composite video signals in surveillance and broadcast systems. Its high bandwidth supports standard-definition video frequencies. The 8x8 matrix allows multiple cameras to be connected to multiple monitors. The low crosstalk ensures signal integrity. The I2C interface allows remote control of the routing matrix. The device's small package is suitable for compact video switchers. The bidirectional switches support both input and output configurations, simplifying system design.
Được đề xuất
Data Acquisition Systems
In data acquisition, the ADG2188BCPZ-RL7 routes analog sensor signals to ADCs. Its 64 channels allow multiplexing many sensors into a single ADC. The low leakage and on-resistance minimize measurement errors. The I2C interface enables dynamic channel selection. The device's wide supply range supports various sensor outputs. Its compact package is ideal for multi-channel DAQ boards. The bidirectional switches allow for both input and output routing, useful for calibration and testing.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho ADG2188BCPZ-RL7 — 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 | ADG2188BCPZ-REEL7 | ADG2188BCPZ-HS-RL7 | ADG2188YCPZ-REEL7 | ADG5208BCPZ-RL7 |
|---|---|---|---|---|---|
| Package | 32-LFCSP-VQ (5x5) | 32-LFCSP-VQ (5x5) | 32-LFCSP-VQ (5x5) | 32-LFCSP-VQ (5x5) | 32-LFCSP-VQ (5x5) |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Switch Configuration | 8x8 Crosspoint | 8x8 Crosspoint | 8x8 Crosspoint | 8x8 Crosspoint | 8-Channel MUX |
| Number of Channels | 64 | 64 | 64 | 64 | 8 |
| Interface | I2C | I2C | I2C | I2C | I2C |
| Operating Temperature | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C |
| Supply Type | Dual/Single | Dual/Single | Dual/Single | Dual/Single | Dual/Single |
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant |
Bảo phân biệt quan trọng
- 8x8 crosspoint with 64 channels (vsADG5208BCPZ-RL7)
- I2C interface with address pins (vsADG5208BCPZ-RL7)
- Bidirectional switches (vsADG5208BCPZ-RL7)
Ghi chú thiết kế
Ensure adequate decoupling on the VDD and VSS pins with 0.1uF and 10uF capacitors placed close to the device. The ADG2188 supports dual supplies, so verify the supply voltages are within the absolute maximum ratings. For single-supply operation, connect VSS to ground. Proper power sequencing is recommended to avoid latch-up.
For high-frequency signals, maintain controlled impedance on the switch channel traces. Keep the I2C lines (SDA, SCL) short and add pull-up resistors as specified in the datasheet. The exposed pad on the LFCSP package should be soldered to a thermal via array for optimal heat dissipation. Avoid routing sensitive analog signals near digital lines to minimize crosstalk.
Do not exceed the supply voltage ratings, as this can damage the device. Ensure the I2C address pins are correctly tied to VDD or GND to avoid address conflicts. The RESET pin is active low; leave it high or connect to a pull-up if unused. Verify the on-resistance and bandwidth meet your application requirements, as these parameters are not specified in the available data.
Thông tin tuân thủ
RoHS compliance confirmed from distributor listings. Other compliance data not specified in available sources.
