參數(shù)資料
型號(hào): THS4221DBVRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 1 CHANNEL, VIDEO PREAMPLIFIER, PDSO5
封裝: GREEN, PLASTIC, SOT-23, 5 PIN
文件頁(yè)數(shù): 37/38頁(yè)
文件大?。?/td> 1219K
代理商: THS4221DBVRG4
THS4221, THS4225
THS4222, THS4226
SLOS399G AUGUST 2002 REVISED JANUARY 2004
www.ti.com
8
ELECTRICAL CHARACTERISTICS (continued)
VS = 3.3 V, RL = 499 , and G = 1 unless otherwise noted
TYP
OVER TEMPERATURE
PARAMETER
TEST CONDITIONS
25°C
0°C to
70°C
40°C
to 85°C
UNITS
MIN/
MAX
POWER SUPPLY
Specified operating voltage
3.3
15
V
Max
Maximum quiescent current
Per channel
11
13
16
17
mA
Max
Power supply rejection (±PSRR)
65
60
55
dB
Min
POWER-DOWN CHARACTERISTICS
Maximum power-down current
PD ≤ REF +1.0 V, REF = 0 V,
Per channel
500
700
800
A
Max
REF 0 V or VS
Enable
REF+1.8
V
Min
Power down voltage level(1)
REF = 0 V, or VS
Power down
REF+1
V
Max
Power-down voltage level(1)
REF VS or floating
Enable
REF1
V
Min
REF = VS+ or floating
Power down
REF1.5
V
Max
Turnon time delay
50% of final value
200
ns
Typ
Turnoff time delay
50% of final value
500
ns
Typ
Input impedance
58
Typ
Isolation
f = 5 MHz
80
dB
Typ
(1) For detail information on the power-down circuit, refer to the powerdown section in the application information of this data sheet.
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