HT7510 View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
Manufacturer
HT7510 Datasheet PDF : 8 Pages
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HT7510
Pad Description
Pad No. Pad Name
1
LOWC
2
VSS
3
SC
4
RF
5
RS
6
VDD
7
PSW
8
TEST2
9
10
11
12
13
14
15
16
17
18~20
21~23
24~26
27~29
30
31
32
33
34
35
36
CLFH
OSCI
OSCO
BZ1
BZ2
EN
DATA
READY
BUSY
COM1~COM3
SA1~SA3
SB1~SB3
SC1~SC3
SD1
CAP15V
C512
TV
TEST1
TTM
TS816
I/O
Description
B For low voltage detector, open the pin when not in use.
I Power supply GND
B Common point, NMOS open drain
O Connect reference resistor, PMOS open drain
O Connect sensor resistor, PMOS open drain
I Power supply positive
I Pull-low input pin, press switch to turn the power on or off
Pull-low test pin, for production, floating test, LCD displays
I the real time value, when connected to VDD, LCD displays
the highest value.
I Connecting VSS for °C, connect to VDD for °F
I For system oscillator in
O For system oscillator out
O Buzzer output 1
O Buzzer output 2
O Interface with HT84018-0D
O Interface with HT84018-0D
O Interface with HT84018-0D
I Interface with HT84018-0D
O LCD backplane drive, 3 level voltage out
O LCD segment drive
O LCD segment drive
O LCD segment drive
O LCD segment drive
O 1.5V output for LCD display
O Test pin for IC (512Hz output)
B Test pin for IC
I Test pin for IC
I Test pin for IC
I Test pin for IC
4
10th Feb ’99
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