參數(shù)資料
型號(hào): 74LCXR162245MTX
廠商: Fairchild Semiconductor
文件頁(yè)數(shù): 8/8頁(yè)
文件大?。?/td> 0K
描述: IC TXRX BIDIR 16BIT LV 48TSSOP
標(biāo)準(zhǔn)包裝: 1
系列: 74LCXR
邏輯類型: 收發(fā)器,非反相
元件數(shù): 2
每個(gè)元件的位元數(shù): 8
輸出電流高,低: 12mA,12mA
電源電壓: 2 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-TFSOP(0.240",6.10mm 寬)
供應(yīng)商設(shè)備封裝: 48-TSSOP
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁(yè)面: 1211 (CN2011-ZH PDF)
其它名稱: 74LCXR162245MTXDKR
2011 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAB2210 Rev. 1.1.2
8
FAB2210
Audio
Subsystem
with
Class-G
Headphone
and
3.3W
Mono
Clas
s-D
Speaker
with
Dyna
mic
Range
Compressi
on
Typical Performance Characteristics
System
Unless otherwise noted: audio BW=22 Hz to 20 kHz, fIN=1 kHz, DIFA=1, DIFB=0, HP_AMIX=0, HP_BMIX=1,
SP_AMIX=1, SP_BMIX=0, unused inputs are AC grounded, DRC is off, preamplifier gains=0 dB, headphone
volume=0 dB, headphone amplifier gain=0 dB, speaker volume=0 dB, SP_GAIN=00, edge-rate control is on, spread
spectrum is on, HP_NG_RAT=100, SP_NG_RAT=001, SRST=0, SDA and SCL pull-up voltage=DVDD, ZSPK
= 8 + 33 H, RHP=32 , HP_HIZ=0, SVDD=3.6 V, DVDD=1.8 V, and TA=25°C.
Figure 4. Quiescent Current vs. Supply Voltage
Figure 5. Quiescent Current vs. Supply Voltage
Figure 6. Quiescent Current vs. Supply Voltage
Figure 7. Quiescent Current vs. Supply Voltage
Figure 8. Standby Current vs. Supply Voltage
Figure 9. Input Resistance vs. Preamplifier Gain
2
2.5
3
3.5
4
2.533.544.555.5
S
V
DD
Cu
rre
n
t(m
A
)
SVDD Voltage (V)
Speaker Amplifier Mode
Inputs AC grounded
HP_BMIX = 0
HP_NG_RAT[2:0] = 000
SP_NG_RAT[2:0] = 001
0
0.5
1
1.5
2
2.5
1.6
1.8
2
2.2
2.4
2.6
2.8
DV
DD
Cu
rre
n
t(m
A
)
DVDD Voltage (V)
Speaker Amplifier Mode
Inputs AC grounded
HP_BMIX = 0
HP_NG_RAT[2:0] = 000
SP_NG_RAT[2:0] = 001
0
0.5
1
1.5
2
2.533.544.555.5
S
V
DD
Cu
rre
n
t(m
A
)
SVDD Voltage (V)
Headphone Amplifier Mode
Inputs AC grounded
SP_AMIX = 0
HP_NG_RAT[2:0] = 100
SP_NG_RAT[2:0] = 000
0
0.5
1
1.5
2
2.5
3
3.5
1.6
1.8
2
2.2
2.4
2.6
2.8
DV
DD
Cu
rre
n
t(m
A
)
DVDD Voltage (V)
Headphone Amplifier Mode
Inputs AC grounded
SP_AMIX = 0
HP_NG_RAT[2:0] = 100
SP_NG_RAT[2:0] = 000
1
2
3
4
5
6
7
8
9
10
2.5
3
3.5
4
4.5
5
5.5
S
V
DD
Cu
rre
n
t(
A
)
SVDD Voltage (V)
SRST = 1
-4
-2
0
2
4
6
8
10
12
14
16
18
20
0
5
10
15
20
25
30
P
re
a
m
p
lif
ie
rGa
in
(d
B
)
Input Resistance (Kohm)
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