Checkpoint Systems Inc. EVOLVES10 Manual De Usuario
Chapter 8 – SocketModem GPRS (MTSMC-G)
Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342D)
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Electrical Characteristics
5 V DC Characteristics (TA = -20° C to 55° C; VDD = 5 V ± 0.25 V)
VDDMAX
= 5.25 V
Digital Inputs
–DTR (40), –TXD (35), –RTS (33), –RESET (24)
–DTR (40), –TXD (35), –RTS (33), –RESET (24)
Input High
Min 3.675 V
Min 3.675 V
Input Low
Max .7 V
Max .7 V
Digital Outputs
–DCD (39), –CTS (38), –DSR (37), –RI (36), –RXD (34)
–DCD (39), –CTS (38), –DSR (37), –RI (36), –RXD (34)
Output High
Min. 4 V
Min. 4 V
Output Low
Max 0.4 V
Max 0.4 V
Current Drive:
2 mA
2 mA
Digital Input Capacitance
5 pF
Power Consumption
Power Consumption in EGSM900 and GSM850 @25 degrees C
Conditions
I
NOM
I
MAX
+5V
During TX bursts @2 W
1.2 A
1.3 A
+5V
Average @ 2 W
250 mA
320 mA
+5V
Average @ ).5 W
180 mA
200 mA
+5V
Average idle mode
15 mA
25 mA
Power Consumption in GSM1800 & 1900 MHz @25 degrees C
Conditions
I
NOM
I
MAX
+5V
During TX bursts @1 W
1.1 A
1.2 A
+5V
Average @1 W
210 mA
235 mA
+5V
Average @ 0.25 W
165 mA
185 mA
+5V
Average idle mode
15 mA
25 mA
Power Consumption in EGSM/GPRS 900 MHz and GSM/GRPS 850 MHz Mode Class 10
Conditions
I
NOM
I
MAX
+5V
During TX bursts @ 2 W
1.2 A
1.3 A
+5V
Average @ 2 W
420 mA
470 mA
+5V
Average @ 0.5 W
280 mA
320 mA
+5V
Average idle mode
15 mA
25 mA
Power Consumption in GSM/GRPS 1800 MHz and GSM/GRPS 1900 MHz Class 10
Conditions
I
NOM
I
MAX
+5V
During TX bursts @ 1 W
1.1 A peak
1.2 A peak
+5V
Average @ 1 W
350 mA
400 mA
+5V
Average @ 0.25 W
180 mA
210 mA
+5V
Average idle mode
15 mA
25 mA