参数资料
型号: LTC2221CUP#TRPBF
厂商: Linear Technology
文件页数: 12/32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
2
22201fa
CO VERTER CHARACTERISTICS
U
Supply Voltage (VDD) ................................................. 4V
Digital Output Ground Voltage (OGND) ....... –0.3V to 1V
Analog Input Voltage (Note 3) ..... –0.3V to (VDD + 0.3V)
Digital Input Voltage .................... –0.3V to (VDD + 0.3V)
Digital Output Voltage ............... –0.3V to (OVDD + 0.3V)
Power Dissipation ............................................ 1500mW
Operating Temperature Range
LTC2220C, LTC2221C ............................. 0
°C to 70°C
LTC2220I, LTC2221I ...........................–40
°C to 85°C
Storage Temperature Range ..................–65
°C to 125°C
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
OVDD = VDD (Notes 1, 2)
The
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
LTC2220
LTC2221
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
12
Bits
Integral Linearity Error
Differential Analog Input (Note 5)
–1.5
±0.4
1.5
–1
±0.4
1
LSB
Differential Linearity Error
Differential Analog Input
–1
±0.3
1
–1
±0.2
1
LSB
Integral Linearity Error
Single-Ended Analog Input (Note 5)
±1
±1LSB
Differential Linearity Error
Single-Ended Analog Input
±0.3
±0.2
LSB
Offset Error
(Note 6)
–35
±3
35
–35
±335
mV
Gain Error
External Reference
–2.5
±0.5
2.5
–2.5
±0.5
2.5
%FS
Offset Drift
±10
V/C
Full-Scale Drift
Internal Reference
±30
ppm/C
External Reference
±15
ppm/C
Transition Noise
SENSE = 1V
0.5
LSBRMS
TJMAX = 125°C, θJA = 20°C/W
EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER
Consult LTC Marketing for parts specified with wider operating temperature ranges.
The temperature grade is identified by a label on the shipping container.
LTC2220CUP
LTC2220IUP
LTC2221CUP
LTC2221IUP
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
UP PART MARKING*
LTC2220UP
LTC2221UP
TOP VIEW
UP PACKAGE
64-LEAD (9mm
× 9mm) PLASTIC QFN
AIN
+ 1
AIN
+ 2
AIN
3
AIN
4
REFHA 5
REFHA 6
REFLB 7
REFLB 8
REFHB 9
REFHB 10
REFLA 11
REFLA 12
VDD 13
VDD 14
VDD 15
GND 16
48 D9+/DA6
47 D9/DA5
46 D8+/DA4
45 D8/DA3
44 D7 +/DA2
43 D7 /DA1
42 OVDD
41 OGND
40 D6+/DA0
39 D6/CLOCKOUTA
38 D5+/CLOCKOUTB
37 D5/OFB
36 CLOCKOUT +/DB11
35 CLOCKOUT /DB10
34 OVDD
33 OGND
64
GND
63
V
DD
62
V
DD
61
GND
60
V
CM
59
SENSE
58
MODE
57
LVDS
56
OF
+ /OFA
55
OF
/DA11
54
D11
+ /DA10
53
D11
/DA9
52
D10
+ /DA8
51
D10
/DA7
50
OGND
49
OV
DD
ENC
+
17
ENC
18
SHDN
19
OE
20
DO
/DB0
21
DO
+ /DB1
22
D1
/DB2
23
D1
+ /DB3
24
OGND
25
OV
DD
26
D2
/DB4
27
D2
+ /DB5
28
D3
/DB6
29
D3
+ /DB7
30
D4
/DB8
31
D4
+ /DB9
32
65
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