User's Manual
Table Of Contents
- 1 Introduction
- 2 General Product Description
- 3 Application Interface
- 3.1 Power Supply
- 3.2 Reset
- 3.3 Serial Interface
- 3.4 GPIO Interface
- 3.5 I2C Interface 0F
- 3.6 SPI Serial Peripheral Interface
- 3.7 Bluetooth Radio Interface
- 1.1
- 3.8 NFC Function
- 3.9 Slow Clock Interface
- 3.10 Test Mode
- 3.11 Operating in a Power-Switched Environment
- 3.12 Serial Wire Debug Interface
- 3.13 DC/DC Converter
- 4 Module Pins
- 5 Electrical Characteristics
- 6 Mechanical Characteristics
- 7 Application Diagram
- 8 Compliances
- 9 Packing
- 10 Ordering Information
- 11 Safety Recommendations
- 12 Document History
BlueMod+S42 Hardware User Guide
1VV0301303 Rev.3 – 2016-08-22
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved.
Page 39 of 62
5.4.2 EXT-RES#
Input EXT-RES# has a Schmitt-Trigger characteristic and an internal pull-up resistor.
T
amb
= 25°C
Symbol Item Condition Limit Unit
Min Typ Max
V
IL
Low-Level Threshold VSUP = 1,7 to 3,6V 0,34*VSUP V
V
IH
High-Level Threshold VSUP = 1,7 to 3,6V 0,62*VSUP V
V
HYST
Hysteresis VSUP = 3,0V 800 mV
R
PU
pull-up resistor 11 13 16 kΩ
C
l
Input Capacitance 2,5 pF
Table 13: DC Characteristics, EXT-RES#