¡ Semiconductor
MSM7557
ABSOLUTE MAXIMUM RATINGS
Parameter
Power Supply Voltage
Analog Input Voltage *1
Digital Input Voltage *2
Storage Temperature
Symbol
VDD
VIA
VID
TSTG
Condition
Ta = 25°C
Refer to GND
—
Rating
–0.3 to +7.0
–0.3 to VDD + 0.3
–55 to +150
Unit
V
°C
*1 : LIM, VR2, TVI, RAI, CMPI
*2 : SD, EMP, DYN, SEC, RCK1, RCK2, BYP, BR, FDE, BIT, FPS, RVE, PDN, X2, ME, TVE
RECOMMENDED OPERATING CONDITIONS
Parameter
Power Supply Voltage
Operating Temperature
Crystal Oscillating Freq.
Data Signaling Rate
C4, C5, C11, C12, C15
C6, C13
C7, C8
C9, C10
C14
C19
C20, C21
Symbol
VDD
Top
fX'TAL
TS
—
—
—
—
—
—
—
—
Condition
from
DYN = "0"
GND level DYN= "1"
VDD = 2.7 V to 5.5 V
—
BR = 0"
BR = "1"
—
DYN = "0"
DYN = "1"
—
RL ≥ 40kW
—
—
—
Min.
2.7
4.5
–30
3.6860
—
—
—
—
—
—
—
—
—
—
Typ.
3.6
5.0
+25
3.6864
1200
2400
1.0
0.22
0.47
1.0
0.22
10
0.47
20
Max.
5.5
5.5
+70
3.6868
—
—
—
—
—
—
—
—
—
—
Unit
V
°C
MHz
bit/sec
mF
pF
10/25