參數(shù)資料
型號(hào): SI8241BB-B-IS1
廠商: Silicon Laboratories Inc
文件頁(yè)數(shù): 26/30頁(yè)
文件大?。?/td> 0K
描述: IC AUDIO DRIVER PWM 16-SOIC
標(biāo)準(zhǔn)包裝: 48
類型: 音頻驅(qū)動(dòng)器
應(yīng)用: D 類音頻放大器
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC N
包裝: 管件
其它名稱: 336-1999-5
Si824x
Rev. 1.0
5
2. Electrical Specifications
Table 1. Electrical Characteristics1
4.5 V < VDDI < 5.5 V, VDDA = VDDB = 12 V or 15 V. TA = –40 to +125 °C. Typical specs at 25 °C
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
DC Specifications
Input-Side Power Supply
Voltage
VDDI
4.5
5.5
V
Driver Supply Voltage
VDDA, VDDB
Voltage between VDDA and
GNDA, and VDDB and GNDB
6.5
24
V
Input Supply Quiescent
Current
IDDI(Q)
Si8241/44
2
3
mA
Output Supply Quiescent
Current
IDDA(Q),
IDDB(Q)
Current per channel
3.0
mA
Input Supply Active Current
IDDI
PWM freq = 500 kHz
2.5
mA
Output Supply Active Current
IDDO
PWM freq = 500 kHz
3.6
mA
Input Pin Leakage Current
IPWM
–10
+10
A dc
Input Pin Leakage Current
IDISABLE
–10
+10
A dc
Logic High Input Threshold
VIH
2.0
V
Logic Low Input Threshold
VIL
0.8
V
Input Hysteresis
VIHYST
400
450
mV
Logic High Output Voltage
VOAH,
VOBH
IOA, IOB = –1 mA
(VDDA
/VDDB)
— 0.04
——
V
Logic Low Output Voltage
VOAL, VOBL
IOA, IOB = 1 mA
0.04
V
Output Short-Circuit Pulsed
Sink Current
IOA(SCL),
IOB(SCL)
Si8241, Figure 2
0.5
A
Si8244, Figure 2
4.0
A
Output Short-Circuit Pulsed
Source Current
IOA(SCH),
IOB(SCH)
Si8241, Figure 3
0.25
A
Si8244, Figure 3
2.0
A
Output Sink Resistance
RON(SINK)
Si8241
5.0
Si8244
1.0
Output Source Resistance
RON(SOURCE)
Si8241
15
Si8244
2.7
Notes:
1. VDDA = VDDB = 12 V for 8 V UVLO and 10 V UVLO devices.
2. The largest RDT resistor that can be used is 220 k
.
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