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参数资料
| 型号： | EM73MA89B |
| 英文描述： | Advanced Synchronous Rectified Buck MOSFET Drivers with Pre-POR OVP; Temperature Range: -40°C to 85°C; Package: 8-EPSOIC T&R |
| 中文描述： | 4，液晶产品位微控制器 |
| 文件页数： | 23/64页 |
| 文件大小： | 331K |
| 代理商： | EM73MA89B |
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* This specification are subject to be changed without notice.
EM73MA89B
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
Preliminary
10.15.2002 (V1.3)
Symbol
Pin-type
Function
VDD, VDD2
In normal mode : Power supply (+)
In programming MTP mode:
Power supply (+) for programming MTP
VSS
In normal mode : Power supply (-)
In programming MTP mode:
Power supply (-) for programming MTP
VNN
In normal mode : No connection (floating)
In programming MTP mode:
Power supply for programming MTP
VPP
In normal mode : No connection (floating)
In programming MTP mode:
High voltage (12V) power source for programming MTP
RESET
RESET-A
System reset input signal, low active
mask option :
none
pull-up
CLK
OSC-G
Capacitor connecting pin for internal high frequency oscillator.
LXIN
OSC-B/OSC-H Crystal/Resistor connecting pin for low speed clock source.
LXOUT
OSC-B
Crystal connecting pin for low speed clock source.
P0(0..3)/WAKEUP0..3
INPUT-B
4-bit input port with IDLE/STOP releasing function
mask option :
wakeup enable, pull-up
wakeup enable, none
wakeup disable, pull-up
wakeup disable, pull-down
wakeup disable, none
In programming MTP mode:
P0.0/ACLK : address counter clock for programming MTP
P0.1/PGMB : program data to MTP cells for programming MTP
P0.2/OEB : data output enable for programming MTP
P0.3/DCLK : data in/out clock signal for programming MTP
P4.0(RX),P4.2(RY),
I/O-X1
3-bit bidirection I/O pins or RF oscillation input pins.
P4.3(RZ)
mask option :
open-drain (apply to RF oscillation)
high current push-pull
normal current push-pull
low current push-pull
In programming MTP mode:
P4.0/D0 : data bus for programming MTP
P4.2/D2 : data bus for programming MTP
P4.3/D3 : data bus for programming MTP
P4.1
I/O-Q1
1-bit bidirection I/O pin.
mask option :
open-drain
high current push-pull
normal current push-pull
low current push-pull
In programming MTP mode:
P4.1/D1 : data bus for programming MTP
PIN DESCRIPTIONS
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