Table 2. ELECTRICAL SPECIFICATIONS (continued) Description Screened U" />
參數(shù)資料
型號: B250B57A106E1G
廠商: ON Semiconductor
文件頁數(shù): 25/30頁
文件大小: 0K
描述: IC DSP AUDIO 16BIT 57CABGA
標準包裝: 2,500
系列: BelaSigna® 250
類型: 音頻處理器
應用: 便攜式設備
安裝類型: 表面貼裝
封裝/外殼: 57-VFBGA
供應商設備封裝: 57-CABGA(5x5)
包裝: 帶卷 (TR)
BELASIGNA 250
http://onsemi.com
4
Table 2. ELECTRICAL SPECIFICATIONS (continued)
Description
Screened
Units
Max
Typ
Min
Conditions
Symbol
POWERONRESET (POR)
POR hysteresis
PORHYSTERESIS
10
16
22
mV
POR duration
TPOR
5
10
15
ms
INPUT STAGE
Analog input voltage
VIN
0
2
V
Preamplifier gain tolerance
PAG
1 kHz
1.5
1.5
dB
Preamplifier gain mismatch
between channels
1 kHz
1
1
dB
Input impedance
RIN
0 dB preamplifer gain
250
kW
Nonzero preamplifier gains
400
550
700
kW
Input referred noise
INIRN
Unweighted,
20 Hz to 8 kHz BW
Preamplifier setting:
0 dB
12 dB
15 dB
18 dB
21 dB
24 dB
27 dB
30 dB
40
12
8
6
4.5
4
3.5
3
55
14
11
8
5.5
5
4.5
4
mVrms
Input dynamic range
INDR
1 kHz, 20 Hz to 8 kHz BW
Preamplifier setting:
0 dB
12 dB
15 dB
18 dB
21 dB
24 dB
27 dB
30 dB
85
84
83
82
81
80
78
88
87
86
85
84
83
81
dB
Input peak THD+N (Note 4)
INTHDN
Any valid preamplifier gain,
1 kHz
63
60
dB
Input stage delay (Note 5)
200
ms
DIRECT DIGITAL OUTPUT
Maximum load current
IDO
Normal mode
13
mA
High power mode
25
mA
Output impedance
RDO
Normal mode
9
11
W
High power mode
5
6
W
Output dynamic range
DODR
Unweighted, 100 Hz to
8 kHz BW, mono
90
93
dB
Output THD+N
DOTHDN
Unweighted, 100 Hz to
22 kHz BW, mono
79
76
dB
Output voltage
DOVOUT
Vbat
V
ANALOG OUTPUT STAGE
Analog output voltage
VOUT
0
2
V
3. Audio performance will be degraded below 1.05 V.
4. Measured with a = 12 dB input signal.
5. Input stage delay is inversely proportional to sampling frequency.
6. Max voltage should be limited to 2.2 V peak regardless of VDDC. Protection diodes will be enabled above this voltage.
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