参数资料
型号: TDA4854/V2
厂商: NXP SEMICONDUCTORS
元件分类: 偏转
英文描述: HORIZ/VERT DEFLECTION IC, PDIP32
封装: PLASTIC, SDIP-32
文件页数: 18/63页
文件大小: 318K
代理商: TDA4854/V2
1999 Jul 13
25
Philips Semiconductors
Product specication
I2C-bus autosync deection controllers for
PC/TV monitors
TDA4853; TDA4854
CBOP(min)
minimum value of capacitor at
pin 3
10
nF
VOLTAGE COMPARATOR: PIN BSENS
Vi(BSENS)
voltage range of positive
comparator input
0
5V
Vi(BOP)
voltage range of negative
comparator input
0
5V
IL(BSENS)(max)
maximum leakage current
discharge disabled
2
A
OPEN-COLLECTOR OUTPUT STAGE: PIN BDRV
Io(BDRV)(max)
maximum output current
20
mA
ILO(BDRV)
output leakage current
VBDRV =16V
3
A
Vsat(BDRV)
saturation voltage
IBDRV <20mA
300
mV
toff(BDRV)(min)
minimum off-time
250
ns
td(BDRV-HDRV)
delay between BDRV pulse
and HDRV pulse
measured at
VHDRV =VBDRV =3V
500
ns
BSENS DISCHARGE CIRCUIT: PIN BSENS
VSTOP(BSENS)
discharge stop level
capacitive load;
IBSENS = 0.5 mA
0.85
1.0
1.15
V
Idch(BSENS)
discharge current
VBSENS > 2.5 V
4.5
6.0
7.5
mA
Vth(BSENS)(restart)
threshold voltage for restart
fault condition
1.2
1.3
1.4
V
CBSENS(min)
minimum value of capacitor at
BSENS (pin 4)
2
nF
Internal reference, supply voltage, soft start and protection
VCC(stab)
external supply voltage for
complete stabilization of all
internal references
9.2
16
V
ICC
supply current
70
mA
ICC(stb)
standby supply current
STDBY = 1; VPLL2 <1V;
3.5 V < VCC <16V
9
mA
PSRR
power supply rejection ratio of
internal supply voltage
f = 1 kHz
50
dB
VCC(blank)
supply voltage level for
activation of continuous
blanking
VCC decreasing from 12 V 8.2
8.6
9.0
V
VCC(blank)(min)
minimum supply voltage level
for function of continuous
blanking
VCC decreasing from 12 V 2.5
3.5
4.0
V
Von(VCC)
supply voltage level for
activation of HDRV, BDRV,
VOUT1, VOUT2 and
HUNLOCK
VCC increasing from below
typical 8 V
7.9
8.3
8.7
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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