92hd91 Integrated Device Technology, 92hd91 Datasheet - Page 286

• Manufacturer Part Number: 92hd91
• Description: Single Chip Pc Audio System Codec+speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
verb F99/799
verb F9A/79A
Register Address
Register Address
7
6
5
4:3
2:0
7
6
5
4
3
2
1
0
Bit
Bit
ENABLE
TRC_ESD
STRENDRV
SCTHR
DEADTIME
TEST_EN
SC_DIS
RSVD
FAULT_SC
RSVD
PNSEL
FORCE_SC
TEST
Label
Label
RW
RO
RW
RW
RW
RW
RW
RW
RO
RW
RW
RW
RW
Type
Type
1
0
0
01
001
0
0
0
0
0
0
0
0
Default
Default
286
1 = Enable BTL Power stage
1 = ESD trigger detected
0 = No trigger
1 = Strengthen pre-drive
0 = Normal
Short circuit threshold current
00 = 10% of PVDD
01 = 14% of PVDD
10 = 16% of PVDD
11 = 20% of PVDD
Dead time for output FETs
000 = 0.5ns
001 = 1.0ns
010 = 1.5ns
011 = 2ns
100 = 4ns
101 = 8ns
110 = 8ns
111 = 8ns
1 = Fault
1=PFET tested, 0=NFET tested
1 = Pos PFET / Neg NFET on, 0 = Pos NFET / Neg PFET on
1 = Enable short circuit test
1 = disable short circuit protection
Reserved
Reserved
1 = force short circuit
Description
Description
V 0.91 10/10
92HD91