參數(shù)資料
型號(hào): ADSP-21MSP59
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字信號(hào)處理
英文描述: DSP Microcomputer(DSP 微計(jì)算機(jī))
中文描述: 24-BIT, 13 MHz, OTHER DSP, PQFP100
封裝: METRIC, PLASTIC, TQFP-100
文件頁數(shù): 24/40頁
文件大?。?/td> 392K
代理商: ADSP-21MSP59
REV. 0
–24–
ADSP-21msp58/59
ANALOG INT E RFACE E LE CT RICAL CHARACT E RIST ICS
Symbol
Parameter
Min
T yp
Max
Unit
ADC
R
I
VIN
MAX
DAC:
R
O
V
OOFF
V
O
Input Resistance
1, 2
at VIN
NORM
, VIN
AUX
Maximum Input Range
1, 3
200
k
V p-p
3.156
Output Resistance
1, 4
Output DC Offset
5
Maximum Voltage Output Swing (p-p) Across R
L
Single-Ended
1
Differential
1
Load Resistance
1, 4
2.5
mV
–400
400
3.156
6.312
V
V
k
R
L
2
Reference Buffer:
Voltage Reference (V
REF
)
Output Impedence
1
Capacitive Load
1
PSRR
1
2.25
2.75
V
nf
dB
250
10
55
NOT ES
T est conditions for all analog interface tests: ADC PGA bypassed, DAC PGA set to 0 dB gain, with 2 k
load on analog output (VOUT
P
, VOUT
N
), V
CC
= 5.0 V.
1
Guaranteed but not tested.
2
Varies with PGA setting.
3
At input to sigma-delta modulator of ADC.
4
At VOUT
, VOUT
.
5
Between VOUT
P
and VOUT
N
.
GAIN
Parameter
Min
T yp
Max
Unit
T est Conditions
ADC Absolute Gain
ADC Gain T racking Error
ADC PGA Relative Gain
DAC Absolute Gain
DAC Gain T racking Error
DAC PGA Relative Gain
–0.7
–0.1
–0.6
–0.75
–0.1
–0.6
0
0
0
0
0
0
0.7
0.1
0.6
0.75
0.1
0.6
dBm0
dBm0
dBm0
dBm0
dBm0
dBm0
1.0 kHz, 0 dBm0
1.0 kHz, +3 to –50 dBm0
1.0 kHz
1.0 kHz, 0 dBm0
1.0 kHz, +3 to –50 dBm0
1.0 kHz
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