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The AK4324 is a high performance 1bit stereo DAC for the 96kHz sampling mode of DAT,DVD including5 s! n5 ^4 l3 k0 M, c5 w( T
a 24bit digital filter. A 1bit DAC can achieve monotonicity and low distortion with no adjustment and is) w0 |* H, w8 C+ E9 O' h, R8 J
superior to traditional R-2R ladder based DACs. In the AK4324, the analog outputs are filtered in the" @% M' f! s, O8 Z* d% ?
analog domain by switched-capacitor filter(SCF) with high tolerance to clock jitter. The digital I/F can5 p& I `" h( ^
correspond to TTL levels.' {, k; G; f9 L+ A) g$ i
Features
0 l$ f8 H8 {; }$ j. High Performance Stereo 1bit DAC8 O1 J# P% P3 q5 i, Q7 Y/ V l0 E
. 128x Oversampling
: M! v( }2 a) R. Sampling Rate up to 96kHz
0 L( V1 s& I/ L9 W* M" e. 24Bit 8 times Digital Filter
) z: e. v5 Z$ f% }4 CRipple: ±0.005dB, Attenuation: 75dB
- a7 t% m: j5 c; t: B9 R# L( v1 p. 2nd Order SCF(LPF) with High Tolerance to Clock Jitter
- | t+ W! T+ l, N6 u. Low Distortion Differential Output/ @0 O- O' I; G
. Digital de-emphasis for 32, 44.1, 48kHz, 96kHz sampling
9 z/ N% I; Y. O. o% _0 d7 p. Soft Mute( y- V" B$ L, K1 ^8 T: _% h
. I/F format : MSB justified, LSB justified, I2S' b, W1 Z7 E0 z, a4 S* T, b/ a
. Dynamic Range: 105dB
3 m$ }1 |% W0 B, a. Master Clock- G+ `( u' [8 F
Normal speed: 256fs or 384fs, Double speed: 128fs or 198fs
7 w4 b1 V% {4 U. L4 f. Power Supply: 4.5 to 5.5V
: F/ U* A: K0 |: @/ C8 K. Small Package: 24pin VSOP |
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