Introduction
E70N is a compact LTE Cat 1 wireless communication module based on the ASR1605 chipset. It supports global variants (E70N‑CN, E70N‑EU), FDD/TDD LTE, Wi‑Fi scan, and common IoT protocols. The module is designed for small form‑factor integration (LGA 109‑pin) and multimedia/OPEN development in M2M applications.
Key Features
- Cellular: LTE Cat 1 (FDD & TDD)
- Peak rates: FDD up to 10 Mbps DL / 5 Mbps UL; TDD up to 8 Mbps DL / 2 Mbps UL
- Wi‑Fi: Wi‑Fi scan support
- Interfaces: USB 2.0, UART, I2C, SPI, PCM, ADC, MIC, EAR
- Protocols: TCP, UDP, MQTT, SSL (optional FTP/HTTP/LwM2M/CoAP)
- Upgrade: FOTA (optional) and one‑click upgrade tool
- Form factor: LGA package, 17.8 × 15.8 × 2.4 mm, 109 pins
- Power modes: PSM, sleep, power‑off ultra low current
Specifications
- Mechanical:
- Package: LGA, 109 pins
- Size: 17.8 × 15.8 × 2.4 mm
- Radio / Bands:
- E70N‑CN (China/India): FDD B1/B3/B5/B8; TD‑LTE B38/B39/B40/B41
- E70N‑EU (Europe): FDD B1/B3/B5/B7/B8/B20/B28
- Data rates:
- LTE FDD (Cat 1, non‑CA): Max 10 Mbps DL / 5 Mbps UL
- LTE TDD (Cat 1, non‑CA): Max 8 Mbps DL / 2 Mbps UL
- Transmit power:
- Class 3 LTE TDD/FDD: 23 ± 2.7 dBm
- Interfaces:
- 1 × USB 2.0
- 3 × UART
- 3 × I2C
- 2 × SPI
- 2 × ADC
- 1 × PCM, 1 × MIC, 1 × EAR
- WAKEUP‑IN, Fly Mode, Power on/off, Reset
- SIM ×2 (1.8 / 3.0 V)
- Antenna: Main, GNSS (optional)
- Power & current:
- Supply voltage: 3.5 V – 4.35 V
- Power‑off: 10 µA
- PSM: 4 µA
- Sleep: 2 mA
- Software / Drivers:
- Drivers: Windows, Linux 2.6, Android 4.0
- Tools: One‑click upgrade tool, FOTA upgrade
- Environmental:
- Operating temperature: −30 °C to 75 °C
- Storage temperature: −40 °C to 85 °C
- Humidity: 5% – 95%
Applications
- Industrial metering and automation
- Shared/public equipment (e‑scooters, bikes, vending)
- Security monitoring and surveillance
- Financial POS terminals
- Asset/vehicle trackers
- Public network PTT/POC devices
- Other M2M/IoT devices requiring compact LTE Cat 1 connectivity
Notes / Advantages
- Small LGA form factor for compact device design
- Rich peripheral interfaces for multimedia and expansion
- Supports global LTE variants
- Optional dual SIM and FOTA for resilient deployments



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