SAA7372 Datasheet, PDF (43/60 Pages) NXP Semiconductors – Digital servo processor and Compact Disc decoder CD7

Philips Semiconductors
Digital servo processor and Compact Disc
decoder (CD7)
Product specification
SAA7372
8 LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
V_DD
V_I(max)
V_O
V_DDdiff
I_O
I_IK
T_amb
T_stg
V_es
PARAMETER
supply voltage
maximum Input voltage (any input)
output voltage (any output)
difference between V_DDA and V_DDD
output current (continuous)
DC input diode current (continuous)
operating ambient temperature
storage temperature
electrostatic handling
CONDITIONS
note 1
note 2
note 3
MIN.
−0.5
−0.5
−0.5
−
−
−
−10
−55
−2000
−200
MAX.
+6.5
V_DD + 0.5
+6.5
± 0.25
± 20
± 20
+70
+125
+2000
+200
Notes
1. All V_DD and V_SS connections must be made externally to the same power supply.
2. Equivalent to discharging a 100 pF capacitor via a 1.5 kΩ series resistor with a rise time of 15 ns.
3. Equivalent to discharging a 200 pF capacitor via a 2.5 µH series inductor.
UNIT
V
V
V
V
mA
mA
°C
°C
V
V
9 OPERATING CHARACTERISTICS
V_DD = 3.4 to 5.5 V; V_SS = 0 V; T_amb = −10 to +70 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
Supply
V_DD
I_DD
supply voltage
supply current
V_DD = 5 V;
n = 1 mode
3.4
5.0
−
49
Decoder analog front-end (V_DDA = 5 V; V_SSA = 0 V; T_amb = 25 °C)
COMPARATOR INPUTS: HFIN AND HFREF
f_clk
V_th(sw)
V_tpt
clock frequency
switching voltage threshold
HFIN input voltage level
REFERENCE GENERATOR: I_ref
V_Iref
reference voltage level
(pin 18)
note 1
8
−
1.2
−
−
1.0
−
0.5V_DD
MAX. UNIT
5.5
V
−
mA
70
V_DD − 0.8
−
MHz
V
V
−
V
1998 Feb 26
43