DS21458LDK Maxim Integrated, DS21458LDK Datasheet - Page 37

• Manufacturer Part Number: DS21458LDK
• Description: Network Controller & Processor ICs
• Manufacturer: Maxim Integrated

M12
PIN
R13
D15
G12
A15
R16
C16
B15
A16
R15
A13
B13
N15
E13
P13
F12
L11
T14
F11
L12
E12
T16
F13
L10
J14
J13
M5
N2
K7
G7
A1
D5
D1
D2
C5
B4
L5
L9
L6
T2
B2
C4
E5
T1
L4
R2
B1
R4
T4
F6
F7
P1
J7
TCHBLK1
TCHBLK2
TCHBLK3
TCHBLK4
TCHCLK1
TCHCLK2
TCHCLK3
TCHCLK4
TNEGO1
TNEGO2
TNEGO3
TCLKO1
TCLKO2
TCLKO3
TCLKO4
TNEGO4
TLCLK1
TLCLK2
TLCLK3
TLCLK4
TPOSO1
TPOSO2
TPOSO3
TPOSO4
TRING1
TRING1
TRING2
TRING2
TRING3
TRING3
TRING4
TLINK1
TLINK2
TLINK3
TLINK4
TCLK1
TCLK2
TCLK3
TCLK4
NAME
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Unused
TEST1
TEST2
TYPE
—
—
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Transmit Channel Block for Transceiver 1
Transmit Channel Block for Transceiver 2
Transmit Channel Block for Transceiver 3
Transmit Channel Block for Transceiver 4
Transmit Channel Clock for Transceiver 1
Transmit Channel Clock for Transceiver 2
Transmit Channel Clock for Transceiver 3
Transmit Channel Clock for Transceiver 4
Transmit Clock for Transceiver 1
Transmit Clock for Transceiver 2
Transmit Clock for Transceiver 3
Transmit Clock for Transceiver 4
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Transmit Clock Output from the Framer on Transceiver 1
Transmit Clock Output from the Framer on Transceiver 2
Transmit Clock Output from the Framer on Transceiver 3
Transmit Clock Output from the Framer on Transceiver 4
Used for Factory Test. Do Not Connect.
Used for Factory Test. Do Not Connect.
Transmit Link Clock for Transceiver 1
Transmit Link Clock for Transceiver 2
Transmit Link Clock for Transceiver 3
Transmit Link Clock for Transceiver 4
Transmit Link Data for Transceiver 1
Transmit Link Data for Transceiver 2
Transmit Link Data for Transceiver 3
Transmit Link Data for Transceiver 4
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Transmit Negative-Data Output from Framer on Transceiver 1
Transmit Negative-Data Output from Framer on Transceiver 2
Transmit Negative-Data Output from Framer on Transceiver 3
Transmit Negative-Data Output from Framer on Transceiver 4
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Connect to VSS for Proper Operation
Transmit Positive-Data Output from Framer on Transceiver 1
Transmit Positive-Data Output from Framer on Transceiver 2
Transmit Positive-Data Output from Framer on Transceiver 3
Transmit Positive-Data Output from Framer on Transceiver 4
Transmit Analog Ring Output for Transceiver 1
Transmit Analog Ring Output for Transceiver 1
Transmit Analog Ring Output for Transceiver 2
Transmit Analog Ring Output for Transceiver 2
Transmit Analog Ring Output for Transceiver 3
Transmit Analog Ring Output for Transceiver 3
Transmit Analog Ring Output for Transceiver 4
37 of 269
DS21455/DS21458 Quad T1/E1/J1 Transceivers
FUNCTION