参数资料
型号: PCF8576T,118
厂商: NXP Semiconductors
文件页数: 29/44页
文件大小: 0K
描述: IC LCD DVR UNVRSL LOW-MUX 56VSO
标准包装: 500
显示器类型: LCD
配置: 8 段,15 段,160 元件
接口: I²C,2 线串口
数字或字符: 10 字符,20 字符,160 元件
电流 - 电源: 180µA
电源电压: 2 V ~ 9 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 56-BSOP(0.435",11.50mm 宽)
供应商设备封装: 56-VSOP
包装: 带卷 (TR)
其它名称: 933740730118
PCF8576TD-T
PCF8576TD-T-ND

Philips Semiconductors
Universal LCD driver for low multiplex rates
Product speci?cation
PCF8576
11 AC CHARACTERISTICS
V DD = 2 to 9 V; V SS = 0 V; V LCD = V DD ? 2 V to V DD ? 9 V; T amb = ? 40 to +85 ° C; unless otherwise speci?ed.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
f clk
oscillator frequency on pin CLK
normal mode
power-saving mode
V DD = 5 V; note 1
V DD = 3.5 V
125
21
200
31
288
48
kHz
kHz
t clkH
CLK HIGH time
see Fig.21
1
?
?
μ s
t clkL
t PSYNC
t SYNCL
t PLCD
CLK LOW time
SYNC propagation delay time
SYNC LOW time
driver delays with test loads
1
?
1
V LCD = V DD ? 5 V; see Fig.20 ?
?
?
?
?
?
400
?
30
μ s
ns
μ s
μ s
Timing characteristics: I 2 C-bus; note 2; see Fig.22
t SW
t BUF
t HD;STA
t SU;STA
t LOW
t HIGH
t r
t f
C B
t SU;DAT
t HD;DAT
t SU;STO
tolerable spike width on bus
bus free time
START condition hold time
set-up time for a repeated START condition
SCL LOW time
SCL HIGH time
SCL and SDA rise time
SCL and SDA fall time
capacitive bus line load
data set-up time
data hold time
set-up time for STOP condition
?
4.7
4.0
4.7
4.7
4.0
?
?
?
250
0
4.0
?
?
?
?
?
?
?
?
?
?
?
?
100
?
?
?
?
?
1
0.3
400
?
?
?
ns
μ s
μ s
μ s
μ s
μ s
μ s
μ s
pF
ns
ns
μ s
Notes
1. At f clk < 125 kHz, I 2 C-bus maximum transmission speed is derated.
2. All timing values are valid within the operating supply voltage and ambient temperature range and are referenced to
V IL and V IH with an input voltage swing of V SS to V DD .
SYNC
6.8 ?
(2%)
V DD
CLK
3.3 k ?
(2%)
0.5VDD
SDA,
SCL
1.5 k ?
(2%)
VDD
BP0 to BP3, and
S0 to S39
1 nF
VDD
MBE544
Fig.20 Test loads.
2001 Oct 02
29
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