User's Manual

COMPANY CONFIDENTIAL
16
2> Pin characteristics
VEN input pin characteristics
Symbol Parameter Conditions Min Typ Max Unit
V
IH
HIGH-level input voltage 1.1 - V
BAT
V
V
IL
LOW-level input voltage 0 - 0.4 V
I
IH
HIGH-level input current VEN voltage=V
BAT
- - 1 µA
I
IL
LOW-level input current VEN voltage=0V 1 - - µA
C
i
Input capacitance - 5 - pF
Pin characteristics for IRQ, and TX_PWR_REQ
Symbol Parameter Conditions Min Typ Max Unit
V
OH
HIGH-level output voltage I
OH
<3mA - - - -
IRQ and CLK_REQ pin V
PVDD
-0.4 - V
PVDD
V
TX_PWR_REQ pin V
DD
-0.4 - V
DD
V
V
OL
LOW-level output voltage I
OL
<3mA 0 - 0.4 V
C
L
Load capacitance - - 20 pF
t
f
Fall time C
L
=12pF max
High speed 1 - 3.5 ns
Low speed 2 - 10 ns
t
r
Rise time C
L
=12pF max
High speed 1 - 3.5 ns
Low speed 2 - 10 ns
R
pd
Pull-down resistance IRQ and CLK_REQ pins
[1]
0.35 - 0.85 MΩ
TX_PWR_REQ pin
[1]
55 - 120 kΩ
[1]
Activated in HPO and Monitor states.
Input pin characteristics for DWL_REQ
Symbol Parameter Conditions Min Typ Max Unit
V
IH
HIGH-level input voltage V
PVDD
=1.8V 0.65*V
PVDD
- - V
V
IL
LOW-level input voltage V
PVDD
=1.8V - - 0.35*V
PVDD
V
V
IH
HIGH-level input voltage V
PVDD
=3V 2 - - V
V
IL
LOW-level input voltage V
PVDD
=3V - - 0.8 V
I
IH
HIGH-level input current - - 1 µA
I
IL
LOW-level input curent 1 - - µA
C
i
Input capacitance - 5 - pF
R
pd
Pull down resistance Extra pull-down 0.35 - 0.85 MΩ
Pin characteristics for HIF3(used as I
2
C-bus SDA) and HIF4(used as I
2
C-bus SCL)
Symbol Parameter Conditions Min Typ Max Unit
V
OL
LOW-level output voltage I
OL
<3mA
[1]
0 - 0.4 V
C
L
Load capacitance - - 10 pF
t
f
Fall time C
L
=100 pF;
[1]
R
pull
-
up
=2kΩ; Standard and Fast mode
30 - 250 ns
C
L
=100 pF;
[1]
R
pull
-
up
=1kΩ; High-speed mode
80 - 110 ns
t
r
Rise time C
L
=100 pF;
[1]
R
pull
-
up
=2kΩ; Standard and Fast mode
30 - 250 ns
C
L
=100 pF;
[1]
R
pull
-
up
=1kΩ; High-speed mode
10 - 100 ns
V
IH
HIGH-level input voltage 0.7 *V
PVDD
- V
PVDD
V
V
IL
LOW-level input voltage 0 - 0.3*V
PVDD
V
I
IH
HIGH-level input current V
I
= V
PVDD
; high impedance - - 1 µA
I
IL
LOW-level input current V
I
=0V; high impedance -1 - - µA
C
i
Input capacitance - 5 - pF
[1]
Only for pin HIF3(I
2
C-bus SDA), HIF4(I
2
C-bus SCL) is only used as input.