SCT1555 Datasheet, PDF (3/10 Pages) Zetex Semiconductors – PRECISION SINGLE CELL TIMER

ZSCT1555
ELECTRICAL CHARACTERISTICS (Continued)
TEST CONDITIONS (Unless otherwise stated):T_amb=25°C,V_CC=1.5V
SYMBOL PARAMETER
CONDITIONS
LIMITS
UNITS
MIN. TYP. MAX.
t_R
t_F
∆t_IA(m)
∆t_V(m)
∆t_T(m)
∆t_IA(a)
∆t_V(a)
∆t_T(a)
f_A
Output pulse rise time
Output pulse fall time
Timing error, Monostable
Initial accuracy (Note 2)
Drift with supply voltage
Drift with temperature
Timing error, Astable
Initial accuracy (Note 2)
Drift with supply voltage
Drift with temperature
Astable maximum frequency
C_L= 10pF
V_CC=5V, C_L=10pF
C_L= 10pF
V_CC=5V, C_L=10pF
RA= 10 to 50 kΩ
RB= 10 to 50 kΩ
C_T = 68nF
RA= 10 to 50 kΩ
RB= 10 to 50 kΩ
C_T = 68nF
RA=20 kΩ
RB= 10 kΩ
C_T =47pF
1.6
µs
1.2
240
ns
24
1.6
0.262
100
%
%/V
ppm/°C
4.8
0.662
150
330
%
%/V
ppm/°C
kHz
Note 1: This will influence the maximum values of RA and RB (RA_MAX=10MΩ,RB_MAX=1.5MΩ)
Note 2: Is defined as the difference between the measured value and the average value of a
random sample taken on a batch basis
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