CXA1720Q
Read System
(Ta=25 °C, VCC=5 V)
Measure- Measure-
Item
Symbol
Conditions
Vi=0
ment
circuit
ment
point
Min.
Typ.
Max.
Unit
Pre-amplifier output offset voltage
(vs. VREF)
VOFSP SW4=a, b,
SW1, 5=a, b
1
1
F, G
G
–500
+500
mV
f=100 kHz
Pre-amplifier output voltage
amplitude
VOP SW4=a, b,
SW1, 5=a, b
1.8
Vp-p
Filter differential output offset
voltage
VOFSF Vi=0
1
1
D, E
D, E
–100
2.8
+100
+10
mV
Filter differential output voltage
amplitude
f=100 kHz
VOF
Vp-p
Vi=60 mVp-p
Time domain filter monostable
multivibrator No. 1 pulse width
precision
ETM1 RA=27 kΩ
B, C
A
1
1
–10
260
2.8
%
ETM1’ Refer to Fig. 1
Time domain filter monostable
multivibrator No. 2 pulse width
(fixed)
RA=27 kΩ
T2
A
400
540
0.5
ns
Refer to Fig. 1
Read data output low voltage
Read data output high voltage
VOL
IOL=2 mA
1
1
A
A
V
V
VOH IOH=–0.4 mA
RL=2 kΩ
TR
Read data output
Read data output
rise time
fall time
1
1
A
A
100
100
ns
ns
CL=20 pF
RL=2 kΩ
TF
CL=20 pF
Vi=0.25 mVp-p to
10 mVp-p
f=62.5 kHz
Peak shift
PS
1
A
1
%
Refer to Fig. 1
When SW4 = a: Vi = 60 mVp-p
When SW4 = b: Vi = 30 mVp-p
Read data output between 0.5 V to 2.4 V
For Vi = 0.25 mVp-p to 5m Vp-p: SW4 = b (pre-amplifier voltage gain: 46 dB)
For Vi = 0.5 mVp-p to 10 mVp-p: SW4 = a (pre-amplifier voltage gain: 40 dB)
—8—
SONY [ SONY CORPORATION ]
