MCIMX233CAG4B - i.MX23 ARM9 MPU 454MHz 128-LQFP | NXP
N.º da peça: MCIMX233CAG4B ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $7.42 | $7,42 |
| 10 | $6.95 | $69,50 |
| 100 | $6.2 | $620,00 |
| 500 | $5.4 | $2.700,00 |
| 1.000 | $4.85 | $4.850,00 |
MCIMX233CAG4B Visão geral
An ARM9 microprocessor is a 32-bit RISC core that executes the ARMv5TEJ instruction set, including Jazelle Java acceleration and DSP extensions, sitting in the broader MPU hierarchy below Cortex-A application processors but above microcontrollers in compute capacity. This places the i.MX23 firmly in the embedded multimedia/consumer category, where it bridges low-cost ARM7 designs and high-performance Cortex-A5 systems-on-chip.
Key differentiating features include on-chip power management that eliminates the need for an external PMIC for the core rails, integrated 12-bit ADC channels for sensor and panel sensing, an integrated touch screen controller, analogue audio I/O including headphone amp and microphone interfaces, and a DRAM controller supporting DDR/DDR2/LPDDR. Together these blocks allow the i.MX23 to drive PMP-style portable media, e-readers, and industrial HMI panels while consuming under 100 mW in typical use.
The architecture pairs the ARM926EJ-S core with a 16 KB instruction cache, 32 KB data cache, and a multi-layer AHB bus matrix that supports simultaneous LCD, USB, NAND, and SD card traffic. Hardware AES, RSA, and SHA accelerators (in the security variants) offload cryptographic workloads, while the integrated LCD controller supports up to WVGA panels without external bridge silicon.
Typical applications include portable media players, e-book readers, smart-home control hubs, industrial HMI panels with touch input, GPS personal navigation devices, and low-cost human-interface products. The integrated analogue audio also makes it well suited to VoIP accessories and intercom terminals that previously required a separate audio codec.
When designing with the MCIMX233CAG4B, ensure the JTAG and reset bootstrap pins are correctly pulled at power-up; incorrect bootstrap states can lock the part out of boot. The 128-LQFP package requires thermal relief on the central ground pad for production reliability and to keep the junction temperature within the 0C to +70C commercial operating range.
Alternativas drop-in para MCIMX233CAG4B — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com MCIMX233CAG4B (mesmo formato e footprint) — diferindo em Mounting Type, Package, Core Architecture, Data Cache, Integrated ADC.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
MCIMX233CAG4C
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
MCIMX233DAG4C
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
MCIMX233DAG4B
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MCIMX233CJM4B
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$4.45 / unidade
Ver ficha técnica →MCIMX233DJM4B
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$9.85 / unidade
Ver ficha técnica →MCIMX233CAG4B Classificações máximas e características elétricas
| Core | ARM926EJ-S |
| Core Count | 1 |
| Largura do barramento de dados | 32-bit |
| Frequência máxima de clock | 454 MHz |
| Encapsulamento | 128-LQFP (14x14 mm) |
| Tipo de montagem | Surface Mount |
| Instruction Cache | 16 KB |
| Data Cache | 32 KB |
| Memory Controller | DDR/DDR2/LPDDR DRAM, NAND, NOR flash |
| Integrated ADC | 12-bit |
| Integrated Touch Screen Controller | Yes |
| Integrated Audio | Analogue audio I/O, headphone amp, microphone |
| Display Controller | Integrated LCD controller (up to WVGA) |
| Temperatura de operação | 0C to +70C (commercial) |
| Status RoHS | Compliant |
| Family | i.MX23 |
| On-chip Power Management | Integrated PMU (no external PMIC required) |
Guia de Configuração de Pinos do MCIMX233CAG4B 128-lqfp (14x14 mm)
Configuração de pinos para MCIMX233CAG4B (pacote 128-lqfp (14x14 mm)). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para MCIMX233CAG4B.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
MCIMX233CAG4B é adequado para 6 aplicaçãos: Portable Media Player (PMP), E-Reader / E-Book Terminal, Industrial HMI / Touch Panel, GPS Personal Navigation Device (PND), Smart Home Control Hub, VoIP Intercom / Audio Accessory.
Portable Media Player (PMP)
The MCIMX233CAG4B fits portable media players because it integrates an LCD controller (up to WVGA), analogue audio output with on-chip headphone amplifier, SD card interface, and USB OTG in one 128-LQFP package. At 454 MHz the ARM926EJ-S core decodes MP3, AAC, MPEG-4, and H.264 baseline video while leaving cycles for UI rendering. The integrated power management cuts idle power to under 10 mW, allowing 20+ hours of audio playback on a single 1500 mAh cell without an external PMIC.
Recomendado
E-Reader / E-Book Terminal
The i.MX23's integrated LCD controller and low dynamic power make the MCIMX233CAG4B a strong fit for e-readers and e-book terminals. The ARM926EJ-S runs e-paper refresh waveforms and Linux-based reader software stacks at 454 MHz, while the integrated power management enables weeks of standby on battery. The 12-bit ADC and touch screen controller support stylus input without extra silicon, cutting BOM for low-cost education and consumer e-reader SKUs in the same 128-LQFP footprint.
Recomendado
Industrial HMI / Touch Panel
MCIMX233CAG4B drives industrial HMI panels because it pairs the on-chip 4-wire resistive touch screen controller with the integrated 12-bit ADC and LCD controller in the same 128-LQFP. The ARM926EJ-S at 454 MHz runs LVGL, Qt, or web-based HMIs smoothly on small panels. Industrial designers select the MCIMX233DAG4C variant for extended temperature, but the MCIMX233CAG4B remains suitable for indoor kiosks and machine HMIs where commercial 0C-70C range is acceptable.
Recomendado
GPS Personal Navigation Device (PND)
GPS PNDs benefit from the MCIMX233CAG4B's integrated audio codec, LCD controller, USB OTG, and SD card slot in a single 128-LQFP MPU. The 454 MHz ARM926EJ-S runs navigation software stacks while the integrated headphone amp drives voice prompts without a separate audio DAC. Low power idle modes let the PND sleep with fast GPS reacquisition, which is critical for turn-by-turn products that wake frequently between route guidance events.
Recomendado
Smart Home Control Hub
The MCIMX233CAG4B is well matched to low-cost smart-home hubs and remotes that need a touch screen, Wi-Fi/802.15.4 co-processor interface, and Linux application stack in a single chip. The integrated power management keeps idle power low so battery-powered remote controls last months on a coin cell, while the 454 MHz ARM926EJ-S runs Z-Wave/Zigbee gateway software and small touch-screen HMI simultaneously. The 128-LQFP footprint is friendly to small-form-factor remotes and wall controllers.
Recomendado
VoIP Intercom / Audio Accessory
VoIP intercoms and audio accessories benefit from the MCIMX233CAG4B's integrated analogue audio I/O, microphone preamp, headphone amplifier, and Ethernet MAC in the same 128-LQFP MPU. The 454 MHz ARM926EJ-S runs SIP stacks and voice codecs while keeping latency low. Compared to designs that bolt on an external audio codec and Ethernet PHY, the i.MX23 collapses the BOM and reduces PCB area for compact intercom panels and audio peripherals.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para MCIMX233CAG4B — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | MCIMX233CAG4C | MCIMX233DAG4C | MCIMX233DAG4B | MCIMX233CJM4B | MCIMX233DJM4B |
|---|---|---|---|---|---|---|
| Package | 128-LQFP (14x14 mm) | 128-LQFP (14x14 mm) - same | 128-LQFP (14x14 mm) - same | 128-LQFP (14x14 mm) - same | 128-LQFP (14x14 mm) - same | 128-LQFP (14x14 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S |
| Operating Temperature | 0C to +70C (commercial) | 0C to +70C (commercial) | -20C to +85C (industrial) | -20C to +85C (industrial) | 0C to +70C (commercial) | -20C to +85C (industrial) |
| Silicon Revision | B | C (newer) | C | B | B (JM die) | B (JM die) |
| Integrated Power Management | Yes | Yes | Yes | Yes | Yes | Yes |
| Lifecycle Status | Obsolete | Obsolete (last-time-buy) | Obsolete | Obsolete | Obsolete | Obsolete |
Principais diferenciais
- Integrated power management eliminates external PMIC (vs MCIMX233CAG4C)
- Pin-compatible commercial-to-industrial migration path (vs MCIMX233DAG4C)
- On-chip touch screen controller and 12-bit ADC (vs MCIMX233CJM4B (JM die revision))
Notas de projeto
The i.MX23 integrates the core and I/O power rails, but a 24 MHz crystal and proper decoupling network are mandatory. Place 1x 10 uF bulk + 4x 100 nF ceramic capacitors within 5 mm of the supply pins, following the i.MX23 Hardware Reference Layout. The internal PMU manages the core ramp profile; do NOT add external RC delay circuits on the power rails or the PMIC hand-shake will fail and the part will not boot.
The MCIMX233CAG4B bootstrap pins (BOOT[3:0]) select the boot source (NOR, NAND, SD, USB). Strap them at power-on via 10 kohm pull-ups/pull-downs and verify the levels with an oscilloscope during prototype bring-up. A common failure mode is leaving these pins floating, which forces the part into USB recovery mode and prevents application code from launching from external memory.
Keep the 24 MHz crystal traces short and symmetric, with a continuous ground reference plane beneath. The DDR/DDR2 memory controller is sensitive to trace length matching; for DDR2-400 use +-25 ps skew on the byte lanes and route address/command/clock in a separate layer with reference to ground. Failing to follow the i.MX23 reference layout causes intermittent SDRAM training failures that are hard to diagnose.
Informações de conformidade
RoHS/REACH compliance per NXP product page. AEC-Q100 not applicable for MPU marketed as commercial grade; the 'D' suffix variants may carry industrial but not full automotive qualification.
