TDA4857PS NXP Semiconductors, TDA4857PS Datasheet - Page 32

• Manufacturer Part Number: TDA4857PS
• Manufacturer: NXP Semiconductors

Specifications of TDA4857PS

• Lead Free Status / Rohs Status: Not Compliant

Philips Semiconductors
Table 4 List of I
Notes
1. X = don’t care.
2. # = this bit is occupied by another function. If the register is addressed, the bit values for both functions must be
3. Bits STDBY and SOFTST can be reset by internal protection circuit.
2001 Apr 11
BLKDIS
HBC
HPC
AGCDIS
VSC
MOD
FHMULT
VOVSCN
CLAMP
VBLK
VLC
VPC
ACD
STDBY
SOFTST
CONTROL
I
PC monitors
2
transferred.
C-bus autosync deflection controller for
BIT
(3)
(3)
0: vertical, protection and horizontal unlock blanking
available on pins CLBL and HUNLOCK
1: only vertical and protection blanking available on
pins CLBL and HUNLOCK
0: HPINBAL (parabola) waveform enabled
1: HPINBAL (parabola) waveform disabled
0: HPARAL (sawtooth) waveform enabled
1: HPARAL (sawtooth) waveform disabled
0: AGC in vertical oscillator active
1: AGC in vertical oscillator inhibited
0: VLIN and HCOR adjustments enabled
1: VLIN and HCOR adjustments forced to centre value
0: horizontal and vertical moire cancellation enabled
1: horizontal and vertical moire cancellation disabled
0: EW output independent of horizontal frequency
1: EW output tracks with horizontal frequency
0: vertical size 100%
1: vertical size 116.8% for VGA350
0: trailing edge for horizontal clamp
1: leading edge for horizontal clamp
0: vertical blanking = 260 s
1: vertical blanking = 340 s
0: VLINBAL adjustment enabled
1: VLINBAL adjustment forced to centre value
0: VPOS and HTRAP adjustments enabled
1: VPOS and HTRAP adjustments forced to centre value
0: ASCOR disconnected from PLL2
1: ASCOR internally connected with PLL2
0: internal power supply enabled
1: internal power supply disabled
0: soft start not released (pin HPLL2 pulled to ground)
1: soft start is released (power-up via pin HPLL2)
2
C-bus controlled switches; notes 1 and 2
FUNCTION
32
(HEX)
SAD
0D
0D
0B
0B
0B
0B
0B
0B
0B
01
01
01
01
01
01
X
X
X
X
X
X
#
#
#
#
#
#
D7 #
X
X
D7 D6 D5 D4 D3 D2 D1 D0
REGISTER ASSIGNMENT
#
#
#
#
#
#
#
#
#
#
#
D6 #
X
X
#
#
#
#
#
D5 #
#
#
#
#
D5 #
#
X
X
#
#
#
#
#
#
D4 #
#
#
#
D4 #
X
X
TDA4857PS
Product specification
#
#
#
D3 #
#
#
#
D3 #
#
#
#
X
X
#
#
D2 #
#
#
#
D2 X
#
#
#
#
X
X
#
D1 #
#
#
#
X
X
X
X
X
X
#
D1 #
D0
#
#
#
#
D0
#
#
#
#
#
#
D0