71M6531D_10 TERIDIAN [Teridian Semiconductor Corporation], 71M6531D_10 Datasheet - Page 59

• Manufacturer Part Number: 71M6531D_10
• Description: Energy Meter IC
• Manufacturer: TERIDIAN [Teridian Semiconductor Corporation]

FDS 6531/6532 005
v1.3
Figure 22: Transition from BROWNOUT to MISSION Mode when System Power Returns
MPU Clock
MPU Mode
Figure 23: Power-Up Timing with V3P3SYS and VBAT tied together
and VBAT
V3P3SYS
(V3P3SYS)
MPU Clock
RESETZ
MPU Mode
PLL_OK
V1_OK
Current
Internal
Battery
Source
WAKE
PLL_OK
System
Current
V1_OK
Battery
WAKE
Source
Power
© 2005-2010 TERIDIAN Semiconductor Corporation
BROWNOUT
Xtal
Transition
13..14 CK
CK32 cycles
2048...4096
cycles
4096 CK32
1024 CK32
cycles
14.5 CK32
BROWN-
cycles
Xtal
cycles
OUT
MISSION
MISSION
Data Sheet 71M6531D/F-71M6532D/F
(4.2MHz/MUX_DIV)
PLL
300nA
(4.2MHz)
300nA
PLL
time
time
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