参数资料
型号: BD7844AEFV-E2
厂商: Rohm Semiconductor
文件页数: 2/17页
文件大小: 0K
描述: IC LED DISPLAY DVR 5V 28-HTSSOP
标准包装: 1
拓扑: 开路漏极,PWM
输出数: 16
内部驱动器:
类型 - 主要: 通用
频率: 2MHz
电源电压: 4.5 V ~ 5.5 V
输出电压: 20V
安装类型: 表面贴装
封装/外壳: 28-VSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-HTSSOP-B
包装: 标准包装
工作温度: -40°C ~ 85°C
其它名称: BD7844AEFV-E2DKR
BD7844AEFV
● Absolute Maximum Ratings (Ta=25 ℃ )
Datasheet
Parameter
Power supply voltage
Output terminal voltage *1
Symbol
VDDMAX
VOUTMAX
Ratings
- 0.3 to 7.0
- 0.3 to 20.0
Unit
V
V
Output terminal current
*1
IOUTMAX
80
*3
mA/ch
Logic input terminal voltage
*2
VINMAX
- 0.3 to VDD+0.3 ≦ 7.0
*4
1.45
V
W
Permissible dissipation
Pd
4.70
*5
W
Operating temperature range
Storage temperature range
Junction temperature
Topr
Tstr
Tjmax
- 40 to 85
- 55 to 150
150
Please be careful that the anti-radiation design is not applied to this IC.
*1) OUT0, OUT1, OUT2, OUT3, OUT4, OUT5, OUT6, OUT7, OUT8, OUT9, OUT10, OUT11, OUT12, OUT13, OUT14, OUT15
*2) I2CSEL, A0, A1, A2, A3, RESETB, SCL, SDA
*3) Please take the IC’s power consumption & permissible dissipation into consideration before using it.
*4) Mounted on ROHM standard board (one layer),
Ta=25 ℃ or more, it is reduced with 11.6mW/ ℃ .
*5) Mounted on ROHM standard board (four layer)
Ta=25 ℃ or more, it is reduced with 37.6mW/ ℃ .
● Recommended Operating Ratings (Ta=-40 to 85 ℃ )
Parameter
Power supply voltage
High level input voltage
Low level input voltage
Low level output current
Symbol
VDD
VIH
VIL
IOL
Ratings
4.5 to 5.5
VDDx0.7 to VDD
0 to VDDx0.3
0 to 30
Unit
V
V
V
mA
Conditions
SDA,SCL,RESETB,
I2CSEL,A0,A1,A2,A3
SDA
● Electrical Characteristics (Unless otherwise specified, Ta=25 ℃ , VDD=5.0V, GND=0V)
Parameter Symbol
Limits
Min. Typ. Max.
Unit
Conditions
VDD Circuit current1(All ch OFF)
VDD Circuit current2(All ch full ON)
IDD1
IDD2
8.7
9.5
11.9
13.0
mA
mA
Input pin fixed
Input pin fixed
SDA,SCL,A0,A1,A2,A3
Input/Output leak current
ILEAK1
1.0
μA
Input voltage = VDD or
output voltage = GND
RRSTB
30
60
90
k ?
RESETB
Pull Up Resistor
Output pin leak current
Power On Reset voltage
Low level output current
Low level output voltage
Resistor at ON
Input capacitance
I/O capacitance
RI2C
ILEAK2
VPOR
IOL
VOL
RON
Ci
Cio
55
30
110
2.4
200
2.5
6
12
165
1.0
550
6.875
k ?
μA
V
mA
mV
?
pF
pF
I2CSEL
OUT0 to OUT15
VOUT = 20V
SDA
VOL = 0.4V
OUT0 to OUT15
IOUT = 80mA
OUT0 to OUT15
IOUT = 80mA
SCL,RESETB,I2CSEL,
A0,A1,A2,A3
SDA
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? 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111 ? 15 ? 001
2/14
TSZ02201-0G3G0CZ00310-1-2
15.Oct.2012 Rev.001
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