參數(shù)資料
型號(hào): PCF8548
廠商: NXP Semiconductors N.V.
英文描述: 65 x 102 pixels matrix LCD driver
中文描述: 65 × 102像素矩陣LCD驅(qū)動(dòng)器
文件頁數(shù): 4/40頁
文件大小: 206K
代理商: PCF8548
1999 Aug 16
4
Philips Semiconductors
Product specification
65
×
102 pixels matrix LCD driver
PCF8548
5
BLOCK DIAGRAM
Fig.1 Block diagram.
handbook, full pagewidth
MGS393
DISPLAY DATA RAM
65
×
102 BITS
DATA LATCHES
COLUMN DRIVERS
SHIFT REGISTER
ROW DRIVERS
C0 to C101
PCF8548
R0 to R64
102
DISPLAY CONTROL LOGIC
T1
T2
T3
T4
T5
T6
T7
T8
T9 T10 T11 T12
TIMING
GENERATOR
OSCILLATOR
OSC
I
2
C-BUS
INTERFACE
SA0
SDAOUT SDAIN SCL
VLCDOUT
VLCDSENSE
VLCDIN
RES
VSS2
VSS1
VDD1
VDD2
VDD3
HIGH
VOLTAGE
GENERATOR
4 STAGES
BIAS
VOLTAGE
GENERATOR
65
6
PINNING
SYMBOL
PAD
DESCRIPTION
RES
1
external reset input (active
LOW)
I
2
C-bus data output
I
2
C-bus data input
I
2
C-bus clock input
test 2 output
least significant bit of slave
address
test inputs
test input/output
test input
negative power supply 1
negative power supply 2
voltage multiplier output
voltage multiplier
regulation input (V
LCD
)
SDAOUT
SDAIN
SCL
T2
SA0
2
3 and 4
5 and 6
7
8
T7 to T5
T4 and T3
T1
V
SS1
V
SS2
V
LCDOUT
V
LCDSENSE
9 to 11
12 and 13
14
15 to 20
21 to 26
28 to 33
34
V
LCDIN
R32 to R19
R0 to R18
C0 to C101
R50 to R33
R51 to R64
T12 to T9
OSC
T8
V
DD1
V
DD3
V
DD2
35 to 40
41 to 54
57 to 75
76 to 177
178 to 195
198 to 211
212 to 215
216
217
218 to 223
224 to 226
227 to 233
27, 55, 56,
196 and 197
LCD supply voltage
LCD row driver outputs
LCD row driver outputs
LCD column driver outputs
LCD row driver outputs
LCD row driver outputs
test outputs
oscillator
test input
supply voltage 1
supply voltage 3
supply voltage 2
dummy pads
SYMBOL
PAD
DESCRIPTION
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