STM1404
Figure 3. QFN16 Connections
BLD(2) PFI VCCSW(1) VCC
RST(2)
MR
SAL(2)
VSS
16 15 14 13
1
12
2
11
3
10
4
56
7
89
VOUT
VBAT
PFO(2)
VREF or VTPU(3)
TP1 TP2 TP3 TP4
(NH) (NL) (NH) (NL)
AI09683
Note: See PIN DESCRIPTIONS of the full datasheet for details.
1. Normal Mode: Low when VOUT is internally switched to VCC and High when VOUT is internally switched to battery.
2. SAL, RST, PFO, and BLD are Open Drain.
3. VREF only for STM1404A; VTPU for STM1404B/C.
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