|
The AK4324 is a high performance 1bit stereo DAC for the 96kHz sampling mode of DAT,DVD including
! `% y; n# d7 ~+ ~5 s* o. {a 24bit digital filter. A 1bit DAC can achieve monotonicity and low distortion with no adjustment and is
/ x6 f6 L5 Y& ?- n9 esuperior to traditional R-2R ladder based DACs. In the AK4324, the analog outputs are filtered in the
- c2 ~* A5 k4 J$ m* Banalog domain by switched-capacitor filter(SCF) with high tolerance to clock jitter. The digital I/F can
; B" ~! @) \. A. X. c% |1 Ucorrespond to TTL levels.
% F; I; R& [- |% |/ @3 Q" K' y/ iFeatures
" G% d$ x1 @& I8 ]( f. High Performance Stereo 1bit DAC
s& p& W$ E z7 E. 128x Oversampling
8 M ^! X9 e, i6 q. Sampling Rate up to 96kHz# ]/ U. h P6 D/ q+ @
. 24Bit 8 times Digital Filter
/ M6 _5 f0 R8 R: p2 S3 Q# KRipple: ±0.005dB, Attenuation: 75dB2 J0 W& L8 y! \0 S
. 2nd Order SCF(LPF) with High Tolerance to Clock Jitter* S! V0 | Z; u9 i
. Low Distortion Differential Output
4 `/ V7 @ m- t! Q' q. Digital de-emphasis for 32, 44.1, 48kHz, 96kHz sampling6 T- L6 [7 K, ]5 m% `% m( |
. Soft Mute- s: ~# j' t0 c3 `9 N
. I/F format : MSB justified, LSB justified, I2S
1 \- c+ G! D; _4 L, j/ ]4 e. Dynamic Range: 105dB
) d4 C) j( v9 O" B' T9 c% n. Master Clock
5 O( y" N/ p9 S: ~1 O4 F- SNormal speed: 256fs or 384fs, Double speed: 128fs or 198fs
! q% d6 t' Y9 {1 ]! A8 B. U0 [. Power Supply: 4.5 to 5.5V5 s1 p( W% _ W+ F o0 v5 m
. Small Package: 24pin VSOP |
|