denotes the specifications which" />
參數(shù)資料
型號(hào): LTC2246CUH#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 19/24頁(yè)
文件大?。?/td> 0K
描述: IC ADC 14BIT 25MSPS SAMPL 32-QFN
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 14
采樣率(每秒): 25M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 90mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 32-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個(gè)單端,雙極; 1 個(gè)差分,雙極
LTC2248/LTC2247/LTC2246
4
224876fa
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)
POWER REQUIRE E TS
W
U
The
denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 8)
LTC2248
LTC2247
LTC2246
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
VDD
Analog Supply
(Note 9)
2.7
3
3.4
2.7
3
3.4
2.7
3
3.4
V
Voltage
OVDD
Output Supply
(Note 9)
0.5
3
3.6
0.5
3
3.6
0.5
3
3.6
V
Voltage
IVDD
Supply Current
68.3
80
40
48
25
30
mA
PDISS
Power Dissipation
205
240
120
144
75
90
mW
PSHDN
Shutdown Power
SHDN = H,
2
mW
OE = H, No CLK
PNAP
Nap Mode Power
SHDN = H,
15
mW
OE = L, No CLK
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCM Output Voltage
IOUT = 0
1.475
1.500
1.525
V
VCM Output Tempco
±25
ppm/
°C
VCM Line Regulation
2.7V < VDD < 3.4V
3
mV/V
VCM Output Resistance
–1mA < IOUT < 1mA
4
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LOGIC INPUTS (CLK, OE, SHDN)
VIH
High Level Input Voltage
VDD = 3V
2V
VIL
Low Level Input Voltage
VDD = 3V
0.8
V
IIN
Input Current
VIN = 0V to VDD
–10
10
A
CIN
Input Capacitance
(Note 7)
3
pF
LOGIC OUTPUTS
OVDD = 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 = 3V
50
mA
VOH
High Level Output Voltage
IO = –10A
2.995
V
IO = –200A
2.7
2.99
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
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