TDA4856 NXP Semiconductors, TDA4856 Datasheet - Page 34

• Manufacturer Part Number: TDA4856
• Manufacturer: NXP Semiconductors

Specifications of TDA4856

• Operating Supply Voltage (typ): 12/15V
• Operating Supply Voltage (max): 16V
• Operating Temp Range: -20C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 32
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
List of I
I
Table 5 Controlled switches; notes 1 and 2
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 the internal protection circuit.
2003 Sep 30
2
CONTROL
BLKDIS
AGCDIS
FHMULT
VSC
MOD
VOVSCN
CLAMP
VBLK
ACD
STDBY
SOFTST
C-bus data can be transmitted in direct or buffered mode and is defined by the MSB of the register subaddress:
SAD1 is the register subaddress to be used for transmissions in direct mode
SAD2 is the register subaddress to be used for transmissions in buffered mode.
I
PC monitors
2
transferred.
BIT
C-bus autosync deflection controller for
2
(3)
C-bus controlled switches
(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: AGC in vertical oscillator active
1: AGC in vertical oscillator inhibited
0: EW output independent of horizontal frequency
1: EW output tracks with horizontal frequency
0: VLIN, HCORT and HCORB adjustments
enabled
1: VLIN, HCORT and HCORB adjustments forced
to centre value
0: horizontal and vertical moire cancellation
enabled
1: horizontal and vertical moire cancellation
disabled
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: 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)
FUNCTION
34
(HEX)
SAD1
1A
0A
0B
0B
02
08
0F
09
09
04
1A
SAD2
(HEX)
8A
8B
8B
8F
9A
9A
82
88
89
89
84
D7 D6 D5 D4 D3 D2 D1 D0
D7
D7
D7
X
X
X
X
#
#
#
#
REGISTER ASSIGNMENT
D6
D6
D6
D6
D6
D6
X
X
#
#
#
X
X
#
#
#
#
#
#
#
#
#
X
X
#
#
#
#
#
#
#
#
#
Product specification
X
X
#
#
#
#
#
#
#
#
#
TDA4856
X
X
#
#
#
#
#
#
#
#
#
D1
#
#
#
#
#
#
#
#
#
#
D0
#
#
#
#
#
#
#
#
#
#