SAA1575HL Datasheet, PDF (29/56 Pages) NXP Semiconductors – Global Positioning System GPS baseband processor

Philips Semiconductors
Global Positioning System (GPS)
baseband processor
Product specification
SAA1575HL
SYMBOL
PARAMETER
CONDITIONS
I/O: pins WRL, WRH and RD
V_IL
V_IH
V_OL
V_OH
I_drive(max)
C_L(max)
t_d(t)
LOW-level input voltage
HIGH-level input voltage
LOW-level output voltage
HIGH-level output voltage
maximum drive current
maximum load capacitance
transition delay
I_OL = 4.0 mA
I_OH = 1.0 mA
C_L = 10 pF
C_L = 50 pF
I/O (pull-up): pins D15 to D0 and GPIO7 to GPIO0
V_IL
V_IH
V_OL
V_OH
I_drive(max)
C_L(max)
t_d(t)
LOW-level input voltage
HIGH-level input voltage
LOW-level output voltage
HIGH-level output voltage
maximum drive current
maximum load capacitance
transition delay
I_pu
pull-up current
I_OL = 4.0 mA
I_OH = 1.0 mA
C_L = 10 pF
C_L = 50 pF
Notes
1. XTAL1, XTAL2, XTAL3 and XTAL4 are not specified with respect to levels.
2. Depends on all the external circuit driven by outputs.
3. Specified at RTC clock frequency of 32.768 kHz.
MIN. TYP. MAX. UNIT
−
−
1.5
V
3.5
−
−
V
−
−
0.4
V
2.4
−
−
V
−
−
4
mA
−
−
100 pF
−
7.0
−
ns
−
8.7
−
ns
−
−
1.5
V
3.5
−
−
V
−
−
0.4
V
2.4
−
−
V
−
−
4
mA
−
−
100 pF
−
8.9
−
ns
−
11.0 −
ns
−
10
−
µA
1999 Jun 04
29