Specifications

MC55/56 Hardware Interface Description
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MC55/56_hd_v04.00a Page 84 of 108 24.08.2006
5.6 Power supply ratings
Table 31: Power supply ratings
Parameter Description Conditions Min Typ Max Unit
Supply voltage Reference points on MC55/56:
TP BATT+ and TP GND (see
Figure 44). Voltage must stay
within the min/max values,
including voltage drop, ripple,
spikes.
3.3 4.2 4.8 V
Voltage drop during
transmit burst
Normal condition, power control
level for P
out max
400 mV
BATT+
Voltage ripple Normal condition, power control
level for P
out max
@ f<200kHz
@ f>200kHz
50
2
mV
POWER DOWN mode 50 100 µA
SLEEP mode @ DRX = 2
@ DRX = 5
@ DRX = 9
4.3
3.0
2.5
mA
IDLE mode @ DRX = 2
GSM 850
EGSM 900
GSM 1800/1900
15
15
15
mA
TALK mode GSM850
1) 4)
EGSM 900
1) 4)
GSM 1800/1900
2) 4)
260
260
180
310 mA
DATA mode GPRS,
(4 Rx, 1 Tx) GSM 850
1) 4)
EGSM 900
1) 4)
GSM 1800/1900
2) 4)
300
300
230
mA
Average supply
current
3)
DATA mode GPRS,
(3 Rx, 2 Tx) GSM 850
1) 4)
EGSM 900
1) 4)
GSM 1800/1900
2) 4)
450
450
330
550 mA
I
BATT+
Peak supply current
(during transmission
slot every 4.6ms)
Power control level
1)
1.6 2 A
1)
Power control level PCL 5
2)
Power control level PCL 0
3)
All average supply current values @ I
VDD
= 0mA
4)
Test conditions for the typical values: 50 Ω antenna