SAA5290 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
SAA5290 Datasheet PDF : 33 Pages
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Philips Semiconductors
One page Economy Teletext/TV
microcontroller
Preliminary specification
SAA5290
LIMITING VALUES
In accordance with Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
VDD
VI
VO
IO
IIOK
∆VSS
∆VDD
Tamb
Tstg
supply voltage (all supplies)
input voltage (any input)
output voltage (any output)
output current (each output)
DC input or output diode current
difference between VSSD, VSSA and OSCGND
difference between VDDM, VDDT and VDDA
operating ambient temperature
storage temperature
note 1
note 1
note 2
Notes
1. This maximum value has an absolute maximum of 6.5 V independent of VDD.
2. Except in standby mode.
MIN.
−0.3
−0.3
−0.3
−
−
−
−
−20
−55
MAX.
UNIT
+6.5
V
VDD + 0.5 V
VDD + 0.5 V
±10
mA
±20
mA
±0.1
V
±0.1
V
+70
°C
+125
°C
CHARACTERISTICS
VDD = 5 V ± 10%; VSS = 0 V; Tamb = −20 to +70 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
Supplies
VDD
supply voltage (VDD to VSS)
4.5
IDDM
microcontroller supply current
−
IDDA
analog supply current
−
IDDT
teletext supply current
−
Digital inputs
RESET
VIL
LOW level input voltage
VIH
HIGH level input voltage
ILI
input leakage current
CI
input capacitance
HSYNC AND VSYNC
Vthf
Vthr
VHYS
CI
switching threshold falling
switching threshold rising
hysteresis voltage
input capacitance
VI = 0 to VDD
−0.3
0.7VDD
−10
−
0.2VDD
−
−
−
TYP.
MAX. UNIT
5.0
5.5
V
25
40
mA
35
50
mA
20
30
mA
−
0.2VDD − 0.1 V
−
VDD + 0.3 V
−
+10
µA
−
4
pF
−
−
V
−
0.8VDD
V
0.33VDD −
V
−
4
pF
February 1995
8
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