参数资料
型号: BH2219FVM-TR
厂商: Rohm Semiconductor
文件页数: 3/10页
文件大小: 0K
描述: IC DAC 8BIT 2-CHAN MSOP8
标准包装: 1
设置时间: 100µs
位数: 8
数据接口: 串行
转换器数目: 2
电压电源: 单电源
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-VSSOP,8-MSOP(0.110",2.80mm 宽)
供应商设备封装: 8-MSOP
包装: 标准包装
输出数目和类型: 2 电压,单极
采样率(每秒): *
其它名称: BH2219FVM-DKR
BH2219FVM-DKR-ND
BH2219FVMDKR
BH2219FVM, BH2220FVM
Technical Note
2/7
www.rohm.com
2009.06 - Rev.A
2009 ROHM Co., Ltd. All rights reserved.
●Recommended Operating Conditions(Ta=25℃)
Parameter
Symbol
Limits
Unit
Remarks
MIN.
TYP.
MAX.
VCC power source voltage
VCC
2.7
-
5.5
V
-
Terminal input voltage range
VIN
0
-
VCC
V
-
Analog output current
IO
-1.0
-
1.0
mA
-
Action temperature range
TOPR
-30
-
85
-
Serial clock frequency
FSCLK
-
1.0
10.0
MHz
-
Limit load capacity
CL
-
0.1
F
-
●Electrical Characteristics(Unless otherwise specified, VCC=3.0V, RL=OPEN, CL=0pF, Ta=25℃)
Parameter
Symbol
Limits
Unit
Conditions
MIN.
TYP.
MAX.
<Current consumption>
VCC system
ICC
-
0.4
0.8
mA
CLK=1MHz, 80H setting
<Logic interface>
L input voltage
VIL
GND
-
0.2VCC
V
-
H input voltage
VIH
0.8VCC
-
VCC
V
-
Input current
IIN
-10
-
10
A
-
<Buffer amplifier>
Output zero scale voltage
ZS1
GND
-
0.1
V
00H setting, at no load
ZS2
GND
-
0.3
V
00H setting, IOH=1.0mA
Output full scale voltage
FS1
VCC-0.1
-
VCC
V
FFH setting, at no load
FS2
VCC-0.3
-
VCC
V
FFH setting, IOL=1.0mA
<D/A converter precision>
Differential non linearity error
DNL
-1.0
-
1.0
LSB
Input code 02H to FDH
Integral non linearity error
INL
-1.5
-
1.5
LSB
Input code 02H to FDH
VCC power source voltage rise time
trVCC
100
-
s
VCC=0
→2.7V
Power ON reset release voltage
VPOR
-
1.9
-
V
-
●Timing Chart(Unless otherwise specified, VCC = 3.0V, Ta = 25℃)
Parameter
Symbol
Limits
Unit
Conditions
MIN.
TYP.
MAX.
CLK L level time
tCLKL
50
-
ns
-
CLK H level time
tCLKH
50
-
ns
-
DI setup time
tsDI
20
-
ns
-
DI hold time
thDI
40
-
ns
-
LD setup time
tsLD
50
-
ns
-
LD hold time
thLD
50
-
ns
-
LD H level time
tLDH
50
-
ns
-
Output settling time
tOUT
-
100
s
CL=50pF, RL=10k
Fig.1
tCLKL
tCLKH
tsDI
thDI
LAST DATA
tsLD
tLDH
thLD
tOUT
CLK
DI
LD
Analog output
0.8VCC
0.2VCC
0.8VCC
0.2VCC
0.8VCC
0.2VCC
90%
10%
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