参数资料
型号: LTC2221CUP#TRPBF
厂商: Linear Technology
文件页数: 27/32页
文件大小: 0K
描述: IC ADC 12-BIT 135MSPS 64-QFN
标准包装: 2,000
位数: 12
采样率(每秒): 135M
数据接口: 并联
转换器数目: 1
功率耗散(最大): 931mW
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 64-WFQFN 裸露焊盘
供应商设备封装: 64-QFN(9x9)
包装: 带卷 (TR)
输入数目和类型: 1 个单端,双极; 1 个差分,双极
LTC2220/LTC2221
4
22201fa
DIGITAL I PUTS A D DIGITAL OUTPUTS
U
The
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4)
I TER AL REFERE CE CHARACTERISTICS
UU
U
(Note 4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCM Output Voltage
IOUT = 0
1.570
1.600
1.630
V
VCM Output Tempco
±25
ppm/
°C
VCM Line Regulation
3.1V < VDD < 3.5V
3
mV/V
VCM Output Resistance
–1mA < IOUT < 1mA
4
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ENCODE INPUTS (ENC+, ENC)
VID
Differential Input Voltage
0.2
V
VICM
Common Mode Input Voltage
Internally Set
1.6
V
Externally Set (Note 7)
1.1
1.6
2.5
V
RIN
Input Resistance
6k
CIN
Input Capacitance
(Note 7)
3
pF
LOGIC INPUTS (OE, SHDN)
VIH
High Level Input Voltage
VDD = 3.3V
2V
VIL
Low Level Input Voltage
VDD = 3.3V
0.8
V
IIN
Input Current
VIN = 0V to VDD
–10
10
A
CIN
Input Capacitance
(Note 7)
3
pF
LOGIC OUTPUTS (CMOS MODE)
OVDD = 3.3V
COZ
Hi-Z Output Capacitance
OE = High (Note 7)
3
pF
ISOURCE
Output Source Current
VOUT = 0V
50
mA
ISINK
Output Sink Current
VOUT = 3.3V
50
mA
VOH
High Level Output Voltage
IO = –10A
3.295
V
IO = –200A
3.1
3.29
V
VOL
Low Level Output Voltage
IO = 10A
0.005
V
IO = 1.6mA
0.09
0.4
V
OVDD = 2.5V
VOH
High Level Output Voltage
IO = –200A
2.49
V
VOL
Low Level Output Voltage
IO = 1.6mA
0.09
V
OVDD = 1.8V
VOH
High Level Output Voltage
IO = –200A
1.79
V
VOL
Low Level Output Voltage
IO = 1.6mA
0.09
V
LOGIC OUTPUTS (LVDS MODE)
VOD
Differential Output Voltage
100
Differential Load
247
350
454
mV
VOS
Output Common Mode Voltage
100
Differential Load
1.125
1.250
1.375
V
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