參數(shù)資料
型號: FAB1200UCX
廠商: Fairchild Semiconductor
文件頁數(shù): 11/16頁
文件大?。?/td> 0K
描述: IC AMP HEADPHONE CLASS G 16WLCSP
標準包裝: 1
類型: G 類
輸出類型: 耳機,2-通道(立體聲)
在某負載時最大輸出功率 x 通道數(shù)量: 51mW x 2 @ 16 歐姆
電源電壓: 2.5 V ~ 5.5 V
特點: 差分輸入,I²C,短路和熱保護,關(guān)機,音量控制
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 16-WLCSP
封裝/外殼: 16-UFBGA,WLCSP
包裝: 標準包裝
其它名稱: FAB1200UCXFSDKR
2010 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAB1200 Rev 1.2.7
4
FAB
12
00
Ground
-Re
ferenc
ed
Class
-G
He
adp
hone
Ampli
fi
er
wi
th
I
n
tegrated
Buck
Co
nvert
er
Electrical Characteristics
Unless otherwise noted, AVDD = 3.6 V, Gain = 0d B, RL = 15Ω + 32 Ω || 5 nF with audio measurements across the
32
Ω || 5 nF load, f = 1 KHz, TA = 25°C.
Symbol
Parameter
Condition
Min.
Typ.
Max.
Unit
IDD
Quiescent Current
Both Channels Enabled,
No Audio Signal
1.2
2.2
mA
IS
Supply Current
Output: 2 x 100 W at 3 dB Crest
Factor, RL = 32 Only
2.6
3.5
mA
Output: 2 x 500 W at 3 dB Crest
Factor, RL = 32 Only
4.4
5.5
Output: 2 x 1 mW at 3 dB Crest
Factor, RL = 32 Only
5.7
7.5
HIZL = HIZR = 1
1.0
2.3
ISD
Shutdown Current
SWSBY = 1, Inputs AC Grounded,
SCL and SDA Pulled HIGH
1.8
6.0
A
tWK
Wake-Up Time
1.5
5.0
ms
PO
Output Power Per Channel
(Outputs In Phase)
AVDD = 2.7 V, THD < 1%,
f = 1 KHz, RL = 32 Only
36
mW
AVDD = 2.7V, THD < 10%,
f = 1 KHz, RL = 32 Only
48
AVDD = 2.7V, THD < 1%,
f = 1 KHz, RL = 16 Only
51
HPVDD
HIGH Rail Voltages
Buck and CP Output
Outer Rail
1.70
1.80
1.90
V
Inner Rail
1.20
1.25
1.30
HPVSS
LOW Rail Voltages
Outer Rail
-1.90
-1.80
-1.70
Inner Rail
-1.30
-1.25
-1.20
THD+N
Total Harmonic Distortion + Noise
700mVRMS, 1 KHz
0.01
0.02
%
PSRR
Power Supply Rejection Ratio
(1)
Gain 0 dB, 200 mVPP Ripple at
217Hz
80
100
dB
VIN
Input Voltage Range
Input Stage Does Not Clip
±1.4
Vp
CMRR
Common Mode Rejection Ratio
1 VPP, f = 1 KHz, Gain 0 dB,
RL = 32 Only
65
dB
SNR
Signal-to-Noise Ratio
1 VRMS, f = 1 KHz,
RL = 32 Only
100
106
dB
Channel Separation
PO = 15 mW, f = 1 KHz
80
dB
RL ≥ 16
75
dB
Line Out >10K
80
Vn
Output Noise
Gain 0dB, A-Weight,
RL = 32 Only
4.7
9.0
VRMS
DC-Out
Output DC-Offset
Both Channels Enabled
-500
500
V
Gain Matching
1
%
Mute Attenuation
MUTEx = 1
-110
-80
dB
HIZx = 1
-80
Continued on the following page…
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