[AK7736B]

MS1562-E-00-PB

2013/10

- 9 -

8. Electrical Characteristics

1) SRC

(Ta= -40°C to 85°C; TVDD=1.8V, VDD=3.3V; VSS=0V; data = 24bit; measurement bandwidth = 20Hz~FSO/2;

unless otherwise specified.)

Parameter

Symbol

min

typ

max

Unit

Resolution

24

Bits

Input Sample Rate

FSI

8

96

kHz

Output Sample Rate

FSO

8

96

kHz

THD+N

(Input= 1kHz, 0dBFS)

FSO/FSI=44.1kHz/48kHz

FSO/FSI=44.1kHz/96kHz

FSO/FSI=48kHz/44.1kHz

FSO/FSI=48kHz/96kHz

FSO/FSI=48kHz/8kHz

FSO/FSI=16kHz/48kHz

FSO/FSI=16kHz/44.1kHz

FSO/FSI=8kHz/48kHz

FSO/FSI=8kHz/44.1kHz

-112

-111

-112

-113

-111

-113

-100

-113

-95

-103

dB

dB

dB

dB

dB

dB

dB

dB

dB

Dynamic Range (Input= 1kHz, -60dBFS)

FSO/FSI=44.1kHz/48kHz

FSO/FSI=44.1kHz/96kHz

FSO/FSI=48kHz/44.1kHz

FSO/FSI=48kHz/96kHz

FSO/FSI=48kHz/8kHz

FSO/FSI=16kHz/48kHz

FSO/FSI=16kHz/44.1kHz

FSO/FSI=8kHz/48kHz

FSO/FSI=8kHz/44.1kHz

Dynamic Range (Input= 1kHz, -60dBFS, A-weighted)

FSO/FSI=44.1kHz/48kHz

108

113

113

113

113

113

113

113

111

114

115

dB

dB

dB

dB

dB

dB

dB

dB

dB

dB

Ratio between Input and Output Sample Rate

FSO/FSI

0.167

6

-

2) FSCONV

(Ta= -40°C to 85°C; TVDD=1.8V, VDD=3.3V; VSS=0V; data = 24bit; measurement bandwidth = 20Hz~FSO/2;

unless otherwise specified.)

Parameter

Symbol

min

typ

max

Unit

Resolution

24

Bits

Input Sample Rate

FSI

44.1

48

kHz

Output Sample Rate

FSO

8

16

kHz

THD+N

(Input= 1kHz, 0dBFS)

FSO/FSI=16kHz/48kHz

FSO/FSI=16kHz/44.1kHz

FSO/FSI=8kHz/48kHz

FSO/FSI=8kHz/44.1kHz

-114

-95

-115

-97

dB

dB

dB

dB

Dynamic Range (Input= 1kHz, -60dBFS)

FSO/FSI=16kHz/48kHz

FSO/FSI=16kHz/44.1kHz

FSO/FSI=8kHz/48kHz

FSO/FSI=8kHz/44.1kHz

Dynamic Range (Input= 1kHz, -60dBFS, A-weighted)

FSO/FSI=8kHz/48kHz

114

114

114

114

117

dB

dB

dB

dB

dB

Ratio between Input and Output Sample Rate

FSO/FSI

0.167

0.363

-

Note 6. Input signal frequency bandwidth of FSCONV must be attenuated more than 4kHz when the output

sampling rate is 8kHz, or must be attenuated more than 8kHz when the output sampling rate is

16kHz.