参数资料
型号: PCF8562TT/2,118
厂商: NXP Semiconductors
文件页数: 32/43页
文件大小: 0K
描述: IC LCD DRIVER 32/128SEG 48-TSSOP
产品培训模块: LCD Driver
I²C Bus Fundamentals
特色产品: NXP - I2C Interface
标准包装: 1
显示器类型: LCD
配置: 7段 + DP,14段 + DP + AP,点阵
接口: I²C,2 线串口
数字或字符: 8 个字符,16 个字符
电流 - 电源: 8µA
电源电压: 1.8 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-TFSOP(0.240",6.10mm 宽)
供应商设备封装: 48-TSSOP
包装: 标准包装
产品目录页面: 844 (CN2011-ZH PDF)
配用: 622-1003-ND - KIT FOR LCD DEMO
其它名称: 568-2029-6
NXP Semiconductors
PCF8562
Universal LCD driver for low multiplex rates
12. Dynamic characteristics
Table 18. Dynamic characteristics
V DD = 1.8 V to 5.5 V; V SS = 0 V; V LCD = 2.5 V to 6.5 V; T amb = ? 40 ? C to +85 ? C; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Clock
f clk(int)
f clk(ext)
t clk(H)
t clk(L)
internal clock frequency
external clock frequency
HIGH-level clock time
LOW-level clock time
1440
960
60
60
1850
-
-
-
2640
2640
-
-
Hz
Hz
? s
? s
Synchronization
t PD(SYNC_N) SYNC propagation delay
-
30
-
ns
t SYNC_NL
SYNC LOW time
1
-
-
? s
t PD(drv)
driver propagation delay
V LCD = 5 V
-
-
30
? s
I 2 C-bus [3]
Pin SCL
f SCL
t LOW
t HIGH
SCL clock frequency
LOW period of the SCL clock
HIGH period of the SCL clock
-
1.3
0.6
-
-
-
400
-
-
kHz
? s
? s
Pin SDA
t SU;DAT
t HD;DAT
data set-up time
data hold time
100
0
-
-
-
-
ns
ns
Pins SCL and SDA
t BUF
bus free time between a STOP and
1.3
-
-
? s
START condition
t SU;STO
t HD;STA
t SU;STA
set-up time for STOP condition
hold time (repeated) START condition
set-up time for a repeated START
0.6
0.6
0.6
-
-
-
-
-
-
? s
? s
? s
condition
t r
t f
C b
rise time of both SDA and SCL signals f SCL = 400 kHz
f SCL < 125 kHz
fall time of both SDA and SCL signals
capacitive load for each bus line
-
-
-
-
-
-
-
-
0.3
1.0
0.3
400
? s
? s
? s
pF
t w(spike)
spike pulse width
on the
I 2 C-bus
-
-
50
ns
[1]
[2]
[3]
Typical output duty factor: 50 % measured at the CLK output pin.
Not tested in production.
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 .
PCF8562
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 6 — 16 June 2011
? NXP B.V. 2011. All rights reserved.
32 of 43
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