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參數(shù)資料
| 型號： | MAX5191BEEI+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 8/14頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC DAC 8BIT DUAL 40MHZ 28-QSOP |
| 產品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 2,500 |
| 設置時間： | 25µs |
| 位數(shù)： | 8 |
| 數(shù)據(jù)接口： | 并聯(lián) |
| 轉換器數(shù)目： | 2 |
| 電壓電源： | 模擬和數(shù)字 |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 28-SSOP（0.154"，3.90mm 寬） |
| 供應商設備封裝： | 28-QSOP |
| 包裝： | 帶卷 (TR) |
| 輸出數(shù)目和類型： | 4 電壓，單極 |
| 采樣率（每秒）： | * |
MAX5188/MAX5191
Dual, 8-Bit, 40MHz, Current/Voltage,
Alternate-Phase Output DACs
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = +3V ±10%, AGND = DGND = 0, fCLK = 40MHz, IFS = 1mA, 400
differential output, CL = 5pF, TA = TMIN to TMAX,
unless otherwise noted. Typical values are at TA = +25°C.)
CS Fall to CLK Fall Time
5
ns
DACEN Rise Time to VOUT
0.5
s
PD Fall Time to VOUT
50
s
Clock Period
tCLK
25
ns
Clock High Time
tCH
10
ns
Clock Low Time
tCL
10
ns
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Current Gain (IFS / IREF)
8
mA/mA
Reference Supply Rejection
0.5
mV/V
Reference Output Drive
Capability
IREFOUT
10
A
Analog Power-Supply Voltage
AVDD
2.7
3.3
V
Analog Supply Current
IAVDD
2.7
5
mA
Digital Power-Supply Voltage
DVDD
2.7
3.3
V
Digital Supply Current
IDVDD
4.2
5
mA
Output Voltage Range
VREF
1.12
1.2
1.28
V
Output Voltage Temperature
Drift
TCVREF
50
ppm/°C
Standby Current
ISTANDBY
1
1.5
mA
Shutdown Current
ISHDN
0.5
1
A
Digital Input High Voltage
VIH
2
V
Digital Input Low Voltage
VIL
0.8
V
Digital Input Current
IIN
±1
A
Digital Input Capacitance
CIN
10
pF
DAC1 DATA to CLK Rise Setup
Time
tDS1
10
ns
DAC2 DATA to CLK Fall Setup
Time
tDS2
10
ns
DAC1 CLK Rise to DATA Hold
Time
tDH1
0
ns
DAC2 CLK Fall to DATA Hold
Time
tDH2
0
ns
CS Fall to CLK Rise Time
5
ns
CONDITIONS
PD = 0, DACEN = 0, digital inputs at 0 or DVDD
PD = 1, DACEN = X, digital inputs at 0 or DVDD
(X = don’t care)
PD = 0, DACEN = 1, digital inputs at 0 or DVDD
VIN = 0 or DVDD
REFERENCE
POWER REQUIREMENTS
LOGIC INPUTS AND OUTPUTS
TIMING CHARACTERISTICS
Note 1: Excludes reference and reference resistor (MAX5191) tolerance.
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