参数资料
| 型号： | AD7537JRZ |
| 厂商： | Analog Devices Inc |
| 文件页数： | 3/10页 |
| 文件大小： | 0K |
| 描述： | IC DAC 12BIT DUAL MULT 24SOIC |
| 产品培训模块： | Data Converter Fundamentals DAC Architectures |
| 标准包装： | 31 |
| 设置时间： | 250µs |
| 位数： | 12 |
| 数据接口： | 并联 |
| 转换器数目： | 2 |
| 电压电源： | 单电源 |
| 功率耗散（最大）： | 24mW |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-SOIC（0.295"，7.50mm 宽） |
| 供应商设备封装： | 24-SOIC W |
| 包装： | 管件 |
| 输出数目和类型： | 2 电流，单极；2 电流，双极 |
| 采样率（每秒）： | 667k |
REV.
–2–
AD7537–SPECIFICATIONS (VDD=+12Vto+15V, 10%,VREFA=VREFB=10V;IOUTA=AGND=0V,
IOUTB = AGNDB = 0 V. All specifications TMIN to TMAX unless otherwise noted.)
AC PERFORMANCE CHARACTERISTICS
These characteristics are included for Design Guidance only and are not subject to test.
(VDD = +12 V to +15 V; VREFA = VREFB = +10 V; IOUTA = AGNDA = 0 V, IOUTB = AGNDB = 0 V. Output Amplifiers are AD644 except where noted.)
Parameter
TA = +25 CTA = TMIN, TMAX
Units
Test Conditions/Comments
Output Current Settling Time
1.5
μs max
To 0.01% of full-scale range. IOUT load = 100
Ω, CEXT = 13 pF.
DAC output measured from falling edge of
WR.
Typical Value of Settling Time is 0.8
μs.
Digital-to-Analog Glitch lmpulse
7
nV-s typ
Measured with VREFA = VREFB = 0 V. IOUTA, IOUTB load = 100
Ω,
CEXT = 13 pF. DAC registers alternately loaded with all 0s and all 1s.
AC Feedthrough4
VREFA to IOUTA
–70
–65
dB max
VREFA, VREFB = 20 V p-p 10 kHz sine wave.
VREFB to IOUTB
–70
–65
dB max
DAC registers loaded with all 0s.
Power Supply Rejection
ΔGain/ΔVDD
±0.01
±0.02
% per % max
ΔVDD = VDD max – VDD min
Output Capacitance
COUTA
70
pF max
DAC A, DAC B loaded with all 0s
COUTB
70
pF max
COUTA
140
pF max
DAC A, DAC B loaded with all 1s
COUTB
140
pF max
Channel-to-Channel Isolation
VREFA to IOUTB
–84
dB typ
VREFA = 20 V p-p 10 kHz sine wave, VREFB = 0 V.
Both DACs loaded with all 1s.
VREFB to IOUTA
–84
dB typ
VREFB = 20 V p-p 10 kHz sine wave, VREFA = 0 V.
Both DACs loaded with all 1s.
Digital Crosstalk
7
nV-s typ
Measured for a Code Transition of all 0s to all 1s.
IOUTA, IOUTB load = 100
Ω, CEXT = 13 pF.
Output Noise Voltage Density
25
nV/
√Hz typ
Measured between RFBA and IOUTA or RFBB and IOUTB.
(10 Hz–100 kHz)
Frequency of measurement is 10 Hz–100 kHz.
Total Harmonic Distortion
–82
dB typ
VIN = 6 V rms, 1 kHz. Both DACs loaded with all 1s.
NOTES
1Temperature range as follows: J, K, L Versions: –40°C to +85°C;
A, B, C Versions: –40
°C to +85°C;
S, T, U Versions: –55
°C to +125°C
Specifications subject to change without notice.
2Sample tested at +25°C to ensure compliance.
3Functional at VDD = 5 V, with degraded specifications.
4Pin 12 (DGND) on ceramic DIPs is connected to lid.
J, A
K, B
L, C
S
T
U
Parameter
Versions
Version
Units
Test Conditions/Comments
ACCURACY
Resolution
12
Bits
Relative Accuracy
± 1
±1/2
± 1
±1/2
LSB max
Differential Nonlinearity
± 1
LSB max
All grades guaranteed mono-
tonic over temperature.
Gain Error
± 6
± 3
± 1
± 6
± 3
± 2
LSB max
Measured using RFBA, RFBB.
Both DAC registers loaded
with all 1s.
Gain Temperature Coefficient2;
ΔGain/ΔTemperature
± 5
ppm/
°C max Typical value is 1 ppm/°C
Output Leakage Current
IOUTA
+25
°C
10
nA max
DAC A Register loaded
TMIN to TMAX
150
250
nA max
with all 0s
IOUTB
+25
°C
10
nA max
DAC B Register loaded
TMIN to TMAX
150
250
nA max
with all 0s
REFERENCE INPUT
Input Resistance
999999k
Ω min
Typical Input Resistance = 14 k
Ω
20
k
Ω max
VREFA, VREFB
Input Resistance Match
± 3
± 1
± 3
± 1
% max
Typically
±0.5%
DIGITAL INPUTS
VIH (lnput High Voltage)
2.4
V min
VIIL (Input Low Voltage)
0.8
V max
IIN (Input Current)
+25
°C
± 1
μA max
VIN = VDD
TMIN to TMAX
±10
μA max
CIN (lnput Capacitance)2
10
pF max
POWER SUPPLY3
VDD
10.8/16.5 10.8/16.5 10.8/16.5 10.8/16.5 10.8/16.5 10.8/16.5 V min/V max
IDD
222222mA max
A
相关PDF资料 |
PDF描述 |
|---|---|
| AD7548AQ | IC DAC 12BIT MONO LC2MOS 20-CDIP |
| LTC1595BCN8 | IC D/A CONV 16BIT MULTPLYNG 8DIP |
| AD7247AAR-REEL7 | IC DAC 12BIT W/AMP W/BUFF 24SOIC |
| AD7237AAR-REEL7 | IC DAC 12BIT W/AMP W/BUFF 24SOIC |
| AD7543GKRZ-REEL | IC DAC 12BIT SRL INP MULT 16SOIC |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AD7537JRZ-REEL | 功能描述:IC DAC 12BIT DUAL MULT 24SOIC RoHS:是 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 产品培训模块:Data Converter Fundamentals DAC Architectures 标准包装:750 系列:- 设置时间:7µs 位数:16 数据接口:并联 转换器数目:1 电压电源:双 ± 功率耗散（最大）:100mW 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:28-LCC（J 形引线） 供应商设备封装:28-PLCC（11.51x11.51） 包装:带卷 (TR) 输出数目和类型:1 电压，单极；1 电压，双极 采样率（每秒）:143k |
| AD7537KCWG | 制造商:未知厂家 制造商全称:未知厂家 功能描述:12-Bit Digital-to-Analog Converter |
| AD7537KEWG | 制造商:未知厂家 制造商全称:未知厂家 功能描述:12-Bit Digital-to-Analog Converter |
| AD7537KN | 功能描述:IC DAC 12BIT LC2MOS DUAL 24-DIP RoHS:否 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 产品培训模块:Data Converter Fundamentals DAC Architectures 标准包装:750 系列:- 设置时间:7µs 位数:16 数据接口:并联 转换器数目:1 电压电源:双 ± 功率耗散（最大）:100mW 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:28-LCC（J 形引线） 供应商设备封装:28-PLCC（11.51x11.51） 包装:带卷 (TR) 输出数目和类型:1 电压，单极；1 电压，双极 采样率（每秒）:143k |
| AD7537KN/+ | 制造商:未知厂家 制造商全称:未知厂家 功能描述:12-Bit Digital-to-Analog Converter |
发布紧急采购，3分钟左右您将得到回复。