參數(shù)資料
型號(hào)： TLC32040MJ
廠商： Texas Instruments, Inc.
英文描述： ANALOG INTERFACE CIRCUIT
中文描述： 模擬接口電路
文件頁(yè)數(shù)： 14/30頁(yè)
文件大?。?/td> 202K
代理商： TLC32040MJ
PARAMETER
TEST CONDITIONS
(see Note 8)
VI = –6 dB to –0.5 dB
VI = –12 dB to –6 dB
VI = –18 dB to –12 dB
VI = –24 dB to –18 dB
VI = –30 dB to –24 dB
VI = –36 dB to –30 dB
VI = –42 dB to –36 dB
VI = –48 dB to –42 dB
VI = –54 dB to –48 dB
UNIT
PARAMETER
TEST CONDITIONS
(see Note 8)
VI = –6 dB to 0 dB
VI = –12 dB to –6 dB
VI = –18 dB to –12 dB
VI = –24 dB to –18 dB
VI = –30 dB to –24 dB
VI = –36 dB to –30 dB
VI = –42 dB to –36 dB
VI = –48 dB to –42 dB
VI = –54 dB to –48 dB
MIN MAX
UNIT
TLC32040M
ANALOG INTERFACE CIRCUIT
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
4–14
electrical characteristics over recommended operating free-air temperature range, V
CC+
= 5 V,
V
CC–
= –5 V, V
DD
= 5 V (unless otherwise noted) (continued)
A/D channel signal-to-distortion ratio
AV = 1
MIN
58
58
56
50
44
38
32
26
20
AV = 2
MIN
>58
58
58
56
50
44
38
32
26
AV = 4
MIN
>58
>58
58
58
56
50
44
38
32
MAX
MAX
MAX
A/D channel signal-to-distortion ratio
dB
AV is the programmable gain of the input amplifier.
A value > 58 is overrance and signal clipping occurs over range.
D/A channel signal-to-distortion ratio
58
58
56
50
44
38
32
26
20
D/A channel signal-to-distortion ratio
dB
NOTE 8: The test condition is a 1-kHz input signal with an 8-kHz conversion rate (0 dB relative to Vref). The load impedance for the DAC is
300
.
gain and dynamic range
PARAMETER
TEST CONDITIONS
–48-dB to 0-dB signal range,
See Note 9
–48-dB to 0-dB signal range,
See Note 9
Signal input is a –0.5 dB,
1-kHz sinewave
Signal input is a 0-dB,
1-kHz sinewave
MIN
TYP§
MAX
UNIT
Absolute transmit gain tracking error while transmitting into 300
±
0.05
±
0.15
dB
Absolute receive gain tracking error
±
0.05
±
0.15
dB
Absolute gain of the A/D channel
0.2
dB
Absolute gain of the D/A channel
–0.3
dB
§All typical values are at TA = 25
°
C.
NOTE 9. Gain tracking is relative to the absolute gain at 1 kHz and 0 dB (0 db relative to Vref).
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