92HD90B0X5NLGXYAX8 IDT, 92HD90B0X5NLGXYAX8 Datasheet - Page 47

• Manufacturer Part Number: 92HD90B0X5NLGXYAX8
• Description: Interface - CODECs
• Manufacturer: IDT

Specifications of 92HD90B0X5NLGXYAX8

• Rohs: yes
• Part # Aliases: IDT92HD90B0X5NLGXYAX8

92HD98
SINGLE CHIP PC AUDIO SYSTEM, CODEC+MONO SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Input rise/fall time
Input/Tristate High
Leakage Current
Input/Tristate Low Leakage
Current
SPDIF_OUT Frequency
SPDIF_OUT unit interval
SPDIF_OUT jitter
SPDIF_OUT rise time
SPDIF_OUT fall time
DMIC_CLK Frequency
DMIC_CLK Period
DMIC_CLK jitter
DMIC Data setup
DMIC Data hold
1.High peak currents during dynamic switching of the Class-D PWM Outputs can result in Ground Rail Bounce. The amount of
Parameter
Ground Bounce should be kept below 0.35 x VDD for all Inputs, including internal logic which is tied to DVDD_CORE.
Parameter
Parameter
3.5.2.
3.5.3.
3.5.4.
1
1
SPDIF Timing
Digital Microphone Timing
GPIO Characteristics
transition time between 10% and 90% of supply T_rise/T_fall
(does not include pull-up or pull-down resistor if
(does not include pull-up or pull-down resistor if
VDD may be DVDD or AVDD depending on pin
VDD may be DVDD or AVDD depending on pin
VDD may be DVDD or AVDD depending on pin
VDD may be DVDD or AVDD depending on pin
Hold for the microphone data at both rising and
Setup for the microphone data at both rising
input level at or above which a 1 is reliably
input level at or below which a 0 is reliably
recorded. VDD may be DVDD or AVDD
and falling edges of DMIC_CLK
Average DMIC_CLK frequency
highest rate of encoded signal
1/(128 times the sample rate)
falling edges of DMIC_CLK
64 times the sample rate
Period of DMIC_CLK
SPDIF_OUT jitter
DMIC_CLK jitter
iout = -4mA
iout = 4mA
Definition
Vin = VDD
Definition
Definition
recorded
present)
present)
Vin = 0
Table 25. GPIO Characteristics
Table 24. Digital Mic timing
Table 23. SPDIF Timing
46
Tdmic_cyc
Tdmic_su
Tdmic_h
Symbol
Symbol
Symbol
T_rise
T_fall
Voh
Vih
Vol
Vil
UI
2.8224
177.15
850.34
1.176
0.6 x
VDD
0.9 x
VDD
Min
Min
Min
5
5
162.76
425.17
3.072
2.352
Typ
Typ
Typ
-50
0.5
12.288
212.59
0.35 x
40.69
4.704
5000
VDD
0.1 x
VDD
Max
Max
Max
4.43
15
15
10
V 1.2 3/12
Units
Units
Units
MHz
MHz
92HD98
ns
uA
uA
ns
ns
ns
ns
ns
ps
ns
ns
V
V
V
V