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参数资料
| 型号： | DAC7800LU |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | DAC |
| 英文描述： | SERIAL INPUT LOADING, 0.4 us SETTLING TIME, 12-BIT DAC, PDSO16 |
| 封装： | GREEN, PLASTIC, SOIC-16 |
| 文件页数： | 19/23页 |
| 文件大小： | 687K |
| 代理商： | DAC7800LU |
DAC7800, 7801, 7802
5
SBAS005A
www.ti.com
LOGIC TRUTH TABLE
BLOCK DIAGRAM
PIN CONFIGURATION
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
AGND A
CS
DB0
DB1
DB2
DB3
DB4
DB5
DGND
AGND B
I
R
V
UPD
WR
CLR
A1
A0
DB7
DB6
OUT A
FB A
REF A
FB B
REF B
DD
OUT B
DAC7801
I
R
V
DAC7801
CLR
UPD
CS
WR
A1
A0
FUNCTION
1
X
No Data Transfer
1
X
1
X
No Data Transfer
0
X
All Registers Cleared
1
0
DAC A LS Input Register Loaded with DB7 - DB0 (LSB)
1
0
1
DAC A MS Input Register Loaded with DB3 (MSB) - DB0
1
0
1
0
DAC B LS Input Register Loaded with DB7 - DB0 (LSB)
1
0
1
DAC B MS Input Register Loaded with DB3 (MSB) - DB0
1
0
1
0
X
DAC A, DAC B Registers Updated Simultaneously from Input Registers
1
0
X
DAC A, DAC B Registers are Transparent
X = Don’t care.
TIMING CHARACTERISTICS
VDD = +5V, VREF A = VREF B = +10V, TA = –40°C to +85°C.
PARAMETER
MINIMUM
t1 — Address Valid to Write Setup Time
10ns
t2 — Address Valid to Write Hold Time
10ns
t3 — Data Setup Time
30ns
t4 — Data Hold Time
10ns
t5 — Chip Select or Update to Write Setup Time
0ns
t6 — Chip Select or Update to Write Hold Time
0ns
t7 — Write Pulse Width
40ns
t8 — Clear Pulse Width
40ns
A0–A1
CLR
t
2
t
1
t
8
WR
t
7
CS, UPD
t
6
t
4
t
3
DATA
t
5
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
NOTES: (1) All input signal rise and fall times are measured from 10% to 90%
of +5V. t
R = t F = 5ns. (2) Timing measurement reference level is
.
V
IH + VIL
2
DAC A
I
AGND A
R
V
R
I
AGND B
OUT A
FB A
REF A
REF B
FB B
OUT B
20
V
DD
2
1
3
4
21
22
23
24
DAC A Register
4
8
DAC A
LS
Input
Reg
DAC A
MS
Input
Reg
Control
Logic
DAC B
DAC B Register
4
8
12
DGND
DAC B
LS
Input
Reg
DAC B
MS
Input
Reg
19
16
15
5
18
17
UPD
A1
A0
CS
WR
CLR
DAC7801
14
6
DB7–DB0
12
Top View
DIP
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DAC7800LU | 制造商:Texas Instruments 功能描述:12BIT DAC DUAL SMD 7800 SOIC16 |
| DAC7800LUG4 | 功能描述:数模转换器- DAC Dual Monolithic CMOS 12-Bit Multiplying RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7801 | 制造商:BB 制造商全称:BB 功能描述:Dual Monolithic CMOS 12-Bit Multiplying DIGITAL-TO-ANALOG CONVERTERS |
| DAC7801KP | 功能描述:数模转换器- DAC Dual Monolithic CMOS 12-Bit Multiplying RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7801KPG4 | 功能描述:数模转换器- DAC Dual Monolithic CMOS 12-Bit Multiplying RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
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