SAA7712H Datasheet, PDF (30/44 Pages) NXP Semiconductors – Sound effects DSP

Philips Semiconductors
Sound effects DSP
Preliminary specification
SAA7712H
12 DC CHARACTERISTICS
Digital I/O at T_amb = 0 to 70 °C; V_DD5V = 4.5 to 5.5 V; V_DD3V = 3 to 3.6 V; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX. UNIT
Supplies
V_DD3V
V_DD5V
I_DDD3V
I_DDD5V
I_DAC
I_{DD_OSC}
P_tot
supply voltage 3.3 V analog
and digital
supply voltage 5 V periphery
supply current of the 3.3 V
digital core part
supply current of the 5 V
digital periphery part
supply current of the DACs
supply current of the crystal
oscillator
total power dissipation
all V_DD pins of the type VDD3 3
and APVVD referenced to V_SS
all V_DD pins of the type VDD5 4.5
referenced to V_SS
3.0
at f_DSP18; maximum activity of −
the DSP
at f_DSP18; maximum activity of −
the DSP
at zero input and output signal −
at f_DSP18; functional mode
−
at f_DSP18; maximum activity of −
the DSP
3.3 3.6
V
5
5.5
V
3.3 3.6
V
33 80
mA
2
5
mA
4
7
mA
3.5 3
mA
135 400
mW
Logic
V_IH
V_IL
V_hys
V_OH
V_OL
V_OL(I2C)
I_O
R_pu
HIGH-level input voltage of all
digital inputs and I/Os on
pins 24 to 29, 38, 39,
44 to 47, 57 to 60
LOW-level input voltage of all
digital inputs and I/Os on
pins 24 to 29, 38, 39,
44 to 47, 57 to 60
hysteresis voltage on pin 45
(SCL)
HIGH-level output voltage of I_O = −4 mA
digital outputs on pins 20, 21,
30, 33, 36, 37, 40, 41, 47, 48
LOW-level output voltage of V_DDD5V = 4.5 V; I_O = 4 mA
digital outputs on pins 20, 21, _{VDDD5V = 3.0 V; IO = 4 mA}
30, 33, 36, 37, 40, 41, 47, 48
LOW-level output voltage of I_O = 4 mA
digital I²C-bus data output on
pin 46 (SDA)
output leakage current
3-state outputs on pins 21,
30, 33, 36, 37, 46 to 48
V_O = 0 or V_DD
internal pull-up resistance to
V_DDD on pin 57
(DSP_RESET)
0.7V_DDD5V −
−
V
−
−
0.3V_DDD5V V
1
1.3 −
V
V_DDD5V − 0.4 −
−
V
−
−
0.4
V
−
−
0.4
V
−
−
0.4
V
−
−
5
µA
23
50 80
kΩ
1999 Aug 05
30