IZ8005 Ver la hoja de datos (PDF) - Integral Corp.
Número de pieza
componentes Descripción
Fabricante
IZ8005 Datasheet PDF : 6 Pages
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Pad Description
IZ8005
Pad Pad Name
I/O Function
1~3 SA1~SA3
O LCD segment drive
4~6 SB1~SB3
O LCD segment drive
7~19 SC1~SC3
O LCD segment drive
10~12 SD1~SD3
O LCD segment drive
13
SE1
O LCD segment drive
14
VEE
O Generate negative voltage (–1.5V)
15
CAP
O For negative voltage, NMOS output
16
C512
O For negative voltage, inverter output
17
TV
B Test pin for IC
18
TEST1
I Test pin for IC
19
LOWC
B For the supply voltage detector. Open the pin when not in use.
20
VSS
I Power supply GND
21
SC
B Common point, NMOS open drain
22
RF
O Connect reference resistor, PMOS open drain
23
RS
O Connect sensor resistor, PMOS open drain
24
VDD
I Positive power supply
25
PSW
I Pull low input pin, push switch to turn the power on or off
26
TEST2
I Pull low test pin, for production test, floating LCD displays the real time
value, when connected to VDD, LCD displays the highest value.
27
INIT
I Test pin for IC
28
ML
I Connect to VDD for memory function, otherwise floating.
29
FEVL
I Floating with fever function, otherwise connect to VDD.
30
S804KL
I Floating buzzer is 4kHz, connect to VDD if buzzer is 8kHz.
31
OSCI
I For system oscillator in
32
OSCO
O For system oscillator out
33
BZ1
O Buzzer output 1
34
BZ2
O Buzzer output 2
35~37 COM1~COM3 O LCD backplane drive, 3-level voltage out
Absolute Maximum Ratings
Supply voltage.......................0V to 2.0V
VDD+0.5V
Operation Temperature.......–20°C to +75°C
+125°C
Input voltage.............. VSS–0.5V to
Storage Temperature.............–55°Cto
Note: These are stress ratings only. Stresses exceeding the range specified under “Absolute
Maximum Ratings” may cause substantial damage to the device. Functional operation of this
device at other conditions beyond those listed in the specification is not implied and prolonged
exposure to extreme conditions may affect device reliability.
3
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