SCA8X0/21X0/3100 Series
5
Electrical Characteristics
All voltages are referenced to ground. Currents flowing into the circuit have positive values.
5.1 Absolute maximum ratings
The absolute maximum ratings of Digital Family are presented in Table 11 below.
Table 11: Absolute maximum ratings
Parameter
Supply voltage (Vdd)
Value
-0.3 to +3.6
-0.3 to (Vdd + 0.3)
±2
Unit
V
Voltage at input / output pins
ESD (Human body model)
Storage temperature
V
kV
°C
°C
-40 ... +125
-40 ... +125
Operating temperature
Ultrasonic cleaning
Not allowed
5.2 Power Supply
5.3 Digital I/O Specification
5.3.1 DC Characteristics
Supply voltage is 3.3 V unless otherwise noted. Current flowing into the circuit has positive values.
Parameter
Conditions
Symbol
Min
Typ
Max Unit
Input terminal CSB
Pull up current
Input high voltage
Input low voltage
Hysteresis
1
2
3
4
VIN = 0 V
IPU
VIH
VIL
VHYST
10
2
50
DVDD
0.8
µA
V
V
DVDD = 3.3 V
DVDD = 3.3 V
DVDD = 3.3 V
0.18
V
Input terminal MOSI, SCK
Pull down current
Input high voltage
Input low voltage
Hysteresis
5
6
7
8
VIN = 3.3 V
IPD
VIH
VIL
VHYST
10
2
50
DVDD
0.8
µA
V
V
DVDD = 3.3 V
DVDD = 3.3 V
DVDD = 3.3 V
0.18
V
Output terminal MISO
Output high voltage
9
I > -1mA
DVDD = 3.3 V
I < 1 mA
VOH
DVDD –
0.5
V
10
11
Output low voltage
Tri-state leakage
VOL
ILEAK
0.5
3
V
uA
0 < VMISO < 3.3 V
-3
5.3.2 AC Characteristics
Parameter
Terminal CSB, SCK
Time from CSB (10%) to
SCK (90%)1
Time from SCK (10%) to
CSB (90%)1
Conditions
Symbol
TLS1
Min
Typ
Max
Unit
1
2
Tper/2
Tper/2
ns
ns
TLS2
Terminal SCK
3
4
SCK low time
Load capacitance at
MISO < 50 pF
tr=rise time
TCL
60
60
Tper/2 –
(tr+tf)/2
ns
tf=fall time
SCK high time
Load capacitance at
MISO < 50 pF
TCH
Tper/2 –
(tr+tf)/2
ns
VTI Technologies Oy
www.vti.fi
26/35
Doc. Nr. 82 694 00 C
VTI [ VTI TECHNOLOGIES ]
