ak5354 AKM Semiconductor, Inc., ak5354 Datasheet - Page 6
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ak5354
Manufacturer Part Number
ak5354
Description
Low Power 20bit ?? Adc With Pga
Manufacturer
AKM Semiconductor, Inc.
Datasheet
1.AK5354.pdf
(19 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ak5354VT
Manufacturer:
AKM
Quantity:
20 000
ASAHI KASEI
(Ta=25°C; VA=2.1 ∼ 3.3V, VD=1.8 ∼ 3.3V; C
Parameter
Control Clock Frequency
Frequency
Audio Interface Timing
Control Interface Timing
Reset / Calibration Timing
Note: 7. fs ≥ 19.6kHz.
Note: 8. These cycles are the numbers of LRCK rising from PDN pin rising.
MS0054-E-02
Master Clock (MCLK) 256fs: Frequency
Channel Clock (LRCK)
PDN Pulse Width
PDN “↑” to SDTO
BCLK Period
BCLK Pulse Width Low
BCLK “↓” to LRCK
LRCK Edge to SDTO (MSB)
BCLK “↓” to SDTO
CCLK Period
CCLK Pulse Width Low
CDATA Setup Time
CDATA Hold Time
CSN “H” Time
CSN “↓” to CCLK “↑”
CCLK “↑” to CSN “↑”
In the case of fs <19.6kHz, these three parameters must meet a relationship of
For example, When tCCK=200ns and tCSS=50ns at fs=8kHz, tCSW(min) is 2457ns. When tCSW=150ns and
tCSS=50ns fs=8kHz, tCCK(min) is 530ns.
(tCSW + tCSS + 7 × tCCK) > 1/(32 × fs) in addition to these specifications.
Pulse Width High
Pulse Width High
Pulse Width Low
Pulse Width High
Pulse Width Low
Pulse Width High
384fs:
Frequency
Duty Cycle
(Note 8)
SWITCHING CHARACTERISTICS
L
=20pF)
Symbol
tCLKH
tCLKH
tBLKH
tCCKL
tCCKH
tCLKL
tCLKL
tBLKL
tCSW
tPWV
fCLK
fCLK
tCCK
tCDH
tBLK
tBLR
tDLR
tCDS
tCSH
tDSS
tCSS
tPW
fs
- 6 -
-tBLKH+50
200(Note 7)
150(Note 7)
50(Note 7)
2.048
3.072
312.5
min
130
130
150
28
28
23
23
45
80
80
50
50
50
8
11.2896
16.9344
4128
typ
44.1
tBLKL-50
max
12.8
19.2
50
55
80
80
[AK5354]
MHz
MHz
2004/12
kHz
1/fs
Units
ns
ns
ns
ns
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns