G1420
Global Mixed-mode Technology Inc.
(AC Operation Characteristics, VDD = 3.3V, TA=+25°C, RL = 4Ω, unless otherwise noted)
PARAMETER
SYMBOL
CONDITIONS
THD = 1%, BTL, RL = 4Ω
THD = 1%, BTL, RL = 8Ω
THD = 10%, BTL, RL = 4Ω
THD = 10%, BTL, RL = 8Ω
THD = 1%, SE, RL = 4Ω
THD = 1%, SE, RL = 8Ω
THD = 10%, SE, RL = 4Ω
THD = 10%, SE, RL L = 8Ω
THD = 0.5%, SE, RL = 32Ω
PO = 1.6W, BTL, RL = 4Ω
PO = 1W, BTL, RL = 8Ω
PO = 75mW, SE, RL = 32Ω
VI = 1V, RL = 10KΩ, G = 1
G = 1, THD 1%
MIN TYP MAX UNIT
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0.8
0.5
1
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W
0.6
230
140
290
180
43
Output power (each channel) see Note
P(OUT)
mW
270
100
20
Total harmonic distortion plus noise
THD+N
m%
10
Maximum output power bandwidth
Phase margin
BOM
20
kHz
°
dB
RL = 4Ω, Open Load
f = 120Hz
60
Power supply ripple rejection
Mute attenuation
PSRR
75
85
dB
Channel-to-channel output separation
Line/HP input separation
BTL attenuation in SE mode
Input impedance
f = 1kHz
80
dB
80
dB
85
dB
ZI
2
MΩ
dB
Signal-to-noise ratio
PO = 500mW, BTL
90
Output noise voltage
Vn
Output noise voltage
55
µV (rms)
Note :Output power is measured at the output terminals of the IC at 1kHz.
TEL: 886-3-5788833
http://www.gmt.com.tw
Ver: 1.5
Aug 04, 2005
3
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
