cxd1944r Sony Electronics, cxd1944r Datasheet - Page 8

• Manufacturer Part Number: cxd1944r
• Description: Ieee1394 3-port 200mbps Cable Transceiver/arbiter
• Manufacturer: Sony Electronics

Device
Supply current
I/O supply voltage
High level output
Low level output
High level input threshold V
Low level input threshold V
Input leak current
Output leak current
when output is off
Power up reset time
CPS input threshold
CPS input current
TB output voltage
R1 pin output voltage
Item
I
I
V
V
V
I
I
T
V
I
V
V
Symbol
DD
DD-PD
IL
OZ
CPS
PWR
DD-IO
OH
OL
TH+
TH–
TH-CPS
O
R1
V
V
V
When a 5V LINK is used
When a 3V LINK is used
SYSCLK, CTL0, CTL1, D0, D1, D2, D3,
CMC/LKON, I
SYSCLK, CTL0, CTL1, D0, D1, D2, D3,
CMC/LKON, I
XRESET, LPS, LREQ, PWD, CTL0, CTL1,
D0, D1, D2, D3
XRESET, LPS, LREQ, PWD, CTL0, CTL1,
D0, D1, D2, D3
XRESET, LPS, LREQ, PWD, CTL0, CTL1,
D0, D1, D2, D3, V
SYSCLK, CTL0, CTL1, D0, D1, D2, D3,
CMC/LKON
200k
CPS pin at 1.85V
I
R1
DD
DD
DD
= 100µA
= 3.6V
= 3.6V when cable is not connected
= 3.6V, Power down mode
resistor
OH
OL
= 12mA, V
= 12mA, V
–8–
Condition
I
= 0V or V
DD
DD
DD
= max.
= min.
V
0.6V
DD
1.665
0.635
Min.
4.5
3.0
5.5
20
2
–0.4
DD
Typ.
0.4V
2.015
0.761
Max.
100
±10
±40
5.5
3.6
0.4
7.5
50
10
30
DD
CXD1944R
Unit
mA
mA
mA
ms
µA
µA
µA
V
V
V
V
V
V
V
V
V