Specifications

Chapter 8 – SocketModem GPRS (MTSMC-G-F4 and MTSMC-G-F4-IP)
Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342I) 120
GPRS Electrical Characteristics and Power
Consumption
Electrical Characteristics
5V DC Characteristics (VDD = 5V ± 0.25V)
VDDMAX
= 5.25V
Digital Inputs
–DTR (40), –TXD (35), –RTS (33)
Input High
Min 2.0V
Input Low
Max 0.8V
–
RESET Input High
Min 2.0V
Input Low
Max 0.5V
Digital Outputs
–DCD (39), –CTS (38), –DSR (37), –RI (36), –RXD (34)
Output High
Min 4V
Output Low
Max 0.4V
Current Drive:
2mA
Digital Input Capacitance 5 pF
Power Consumption
Power Consumption in EGSM900 and GSM850 @ 25 degrees C
Conditions I
NOM
I
MAX
I
PEAK
+5V
Average @ 2W 287mA 357mA 1400mA
+5V
Average @ 0.5W 217mA 237mA 1400mA
+5V
Average idle mode 52mA 62mA —
Power Consumption in GSM1800 & 1900 MHz @ 25 degrees C
Conditions I
NOM
I
MAX
I
PEAK
+5V
Average @1W 247mA 272mA 800mA
+5V
Average @ 0.25W 202mA 222mA 800mA
+5V
Average idle mode 52mA 62mA —
Power Consumption in EGSM/GPRS 900 MHz and GSM/GPRS 850 MHz Mode Class 10
Conditions I
NOM
I
MAX
I
PEAK
+5V
Average @ 2W 457mA 507mA 1400mA
+5V
Average @ 0.5W 317mA 357mA 1400mA
+5V
Average idle mode 52mA 62mA —
Power Consumption in GSM/GPRS 1800 MHz and GSM/GPRS 1900 MHz Class 10
Conditions I
NOM
I
MAX
I
PEAK
+5V
Average @ 1W 387mA 437mA 800mA
+5V
Average @ 0.25W 217mA 247mA 800mA
+5V
Average idle mode 52mA 62mA —